DeepSeek V4 Flash · Tunisia vs Japan

TunisiavsJapan
DeepSeek
DeepSeek V4 FlashDeepseek

Match prediction and investment

This model's call and betting decision for the same match.

Current prediction version: LateInvestment source version: Actionable
PredictionAway win70%Hit
BetAway win$750Aligned
Post-match result0-4
Net P&L+$408.5
PredictionConfidence: 70%
Away win

All three perspectives—market odds, recent form, and environmental analysis—strongly favour a Japan win. Japan's recent performances include a 2-2 draw with Netherlands and victories over England and Iceland, while Tunisia has suffered heavy defeats to Sweden and Belgium. The only head-to-head match (2023 friendly) was a 2-0 Japan win. The moderate altitude and humidity are neutral factors, so Japan's quality and form are decisive. Confidence is moderate but consistent across sources, reflecting the clear disparity but acknowledging the inherent uncertainty of knockout-stage motivation and squad availability.

Bet
Away win$7503 bets
Net P&L+$408.5
  • Away win1X2Source prediction: ActionableAligned

    Away win

    $300
    odds 1.60Settled: win+$180

    Betting rationale：Posture: favorite conviction. Match script: Japan's superb form (draw vs Netherlands, wins vs England/Scotland) contrasts with Tunisia's defensive collapse (1-5 vs Sweden, 0-5 vs Belgium). Model gives Japan 70% win probability and shows positive edge (+7.5% vs execution price 1.600). Already holding $250 on Japan at 1.530; adding at better odds increases value. Tunisia's organization may be too fragile to contain Japan's attack. Stake ~4.4% of cash available, bringing total Japan exposure to ~8.

    Payout: $480 · Balance after: $6,192.4

  • Away win1X2Source prediction: PreviewAligned

    Away win

    $250
    odds 1.53Settled: win+$132.5

    Betting rationale：Football posture: favorite conviction / form-driven. Japan are flying — unbeaten in five, drew with Netherlands, beat England and Scotland. Tunisia have lost four of five including a 5-1 hammering by Sweden and a 5-0 loss to Belgium. The form gap is enormous and the prediction gives Japan a clear 62% win probability. At 1.53 the pure edge is thin versus the model, but the match script tells a stronger story: Japan are confident, organized, and facing a Tunisia side that looks broken defensively.

    Payout: $382.5 · Balance after: $5,712.4

  • Away win1X2Source prediction: LateAligned

    Away win

    $200
    odds 1.48Settled: win+$96

    Betting rationale：Football posture: favourite conviction. Japan's recent form (draw with Netherlands, wins over England/Iceland) starkly contrasts Tunisia's heavy defeats to Sweden and Belgium. The model assigns 70% probability to a Japan win with a slim +0.024 edge at the execution price. Already holding two Japan-win bets, this modest add reinforces confidence in the match script without overexposing the bankroll.

    Payout: $296 · Balance after: $6,488.4

Post-match result0-4
Outcome hitScoreline missedClosest off by 2 goals
3-way probabilityTop pick: Away win
Home win 10%Draw 20%Away win 70%
Scoreline predictionsdistance 2
  1. #10-1
  2. #20-2
  3. #31-1

Analysis brief

  • - The 14-bookmaker consensus shows strong agreement on Japan as the clear favorite, with stable odds and no detectable market drift. Japan's superior form, recent competitive performance against top opponents, and the prior h2h win all align with the market view. Tunisia's poor run of results and heavy defeats further justify the odds disparity, making Japan the most defensible 1X2 choice despite moderate confidence due to the early-tournament uncertainty of group-stage motivations.
  • - From a recent-form and competitive-performance standpoint, Japan clearly holds the edge: they showed defensive organisation and counter-attacking threat against a strong Netherlands side, whereas Tunisia was outclassed by Sweden. Japan's four clean sheets in their last five matches contrast sharply with Tunisia's 11 goals conceded in their three losses. The neutral venue at Monterrey removes any home advantage for Tunisia, and the odds consensus strongly supports a Japan win. Confidence is high
  • - Odds, form and head-to-head all point to a Japan win. The 540m altitude and high humidity are mild-moderate factors that affect both teams equally; no evidence gives Tunisia a conditioning advantage from similar previous environments. With Japan's superior form and the odds disparity (Japan 1.44-1.50, Tunisia 7.0-7.8), the most defensible outcome is side_b_win, though uncertainty remains due to unavailable lineups and injury data.

Memory brief

  • - Recall anchors: ned jpn group_f_round_1. Prediction window: Late edition. Visible at: T-2h. Predicted Netherlands win with confidence 0.50. Probability distribution: Netherlands win 50.0%; draw 28.0%; Japan win 22.0%. Top-3 scorelines: Netherlands 1-0 Japan, Netherlands 2-0 Japan
  • - Recall anchors: ned jpn group_f_round_1. Prediction window: Actionable edition. Visible at: T-6h. Predicted Netherlands win with confidence 0.49. Probability distribution: Netherlands win 49.0%; draw 27.0%; Japan win 24.0%. Top-3 scorelines: Netherlands 1-0 Japan, Netherlands 1-1
  • - Recall anchors: swe tun group_f_round_1. Prediction window: Actionable edition. Visible at: T-6h. Predicted Sweden win with confidence 0.58. Probability distribution: Sweden win 58.0%; draw 26.0%; Tunisia win 16.0%. Top-3 scorelines: Sweden 1-0 Tunisia, Sweden 2-0 Tunisia, Sweden
This prediction's input statusKey inputs recorded for this predictionBrier 0.14Log loss 0.36

Meta thinking

  • Market odds for match outcomeAnalyze the captured odds (14 observations) to infer the market-implied probabilities for Tunisia win, draw, and Japan win, and assess the level of agreement across bookmakers.
  • Recent form and competitive performanceReview the last five matches of each team, particularly their World Cup group stage results (Tunisia vs Sweden, Japan vs Netherlands), to gauge current form, goal efficiency, and resilience against strong opponents.
  • Altitude, humidity, and wind impactEvaluate how the venue conditions (540m altitude, 86% humidity, 19.1km/h wind) could affect player endurance and match dynamics, considering each team's recent exposure to similar environments.

Tokens: 4699

Perspectives

Market odds for match outcomeAway winThe 14-bookmaker consensus shows strong agreement on Japan as the clear favorite, with stable odds and no detectable market drift. Japan's superior form, recent competitive performance against top opponents, and the prior h2h win all align with the market view. Tunisia's poor run of results and heavy defeats further justify the odds disparity, making Japan the most defensible 1X2 choice despite moderate confidence due to the early-tournament uncertainty of group-stage motivations.68%
Analysis process

  1. Analysis goal

    Market odds for match outcome

  2. The harness read the minimum pre-match evidence from the snapshot: match details, availability facts, odds, weather, head-to-head records and both teams' recent form.

  3. Check match details

    #2

    Match details: Data as of 2026-06-21T02:00:00Z. Fixture: TUN vs Japan. Kickoff: 2026-06-21T04:00:00Z. Venue: Monterrey Stadium, Monterrey, altitude 540 m. Home/host context: schedule-listed home side. Field capture status as of 2026-06-21T02:00:00Z: lineups checked (source returned no rows, last checked at 2026-06-21T02:00:00Z); injuries checked (source returned no rows, last checked at 2026-06-21T02:00:00Z); weather captured (1 observed); h2h captured (1 observed); odds captured (14 observed); events not captured (post-match only); statistics not captured (post-match only); fixture players not captured (post-match only); live odds not captured (not captured before the match); result not captured (post-match only).

  4. Check availability facts

    #3

    Tool facts: Data as of 2026-06-21T02:00:00Z. Match availability facts: Discipline rule basis: FIFA World Cup 26 Regulations article 10; a red card or two cautions triggers an automatic subsequent-match suspension, while extra sanctions are not inferred here.

    • Tunisia: no visible injury records in this snapshot.
    • Tunisia: no suspension records derived from prior cards in this snapshot.
    • Japan: no visible injury records in this snapshot.
    • Japan: no suspension records derived from prior cards in this snapshot.

  5. Compare bookmaker consensus

    #4

    Odds consensus facts: Data as of 2026-06-21T02:00:00Z. Visible odds update points: 17, covering 14 bookmaker sample(s). Latest odds update time: 2026-06-21T00:07:23Z. Latest consensus implied probabilities: side A win 13.3%, draw 23.1%, side B win 63.5%. Most recent visible updates: 2026-06-20T20:06:24Z -> 2026-06-21T00:07:23Z. Consensus implied probability movement: side A win +0pp, draw +0pp, side B win +0pp. Representative 1X2 line movement: 10bet side A 7.8 / draw 4.1 / side B 1.44 → side A 7.8 / draw 4.1 / side B 1.44; william_hill side A 7 / draw 4 / side B 1.44 → side A 7 / draw 4 / side B 1.44; bet365 side A 7.5 / draw 4.2 / side B 1.45 → side A 7.5 / draw 4.2 / side B 1.45. Latest bookmaker samples: 10bet: side A 7.8, draw 4.1, side B 1.44; william_hill: side A 7, draw 4, side B 1.44; bet365: side A 7.5, draw 4.2, side B 1.45; marathonbet: side A 7.8, draw 4.33, side B 1.5. Extended market samples: 10bet: total 0.5 over 1.06 / under 8.5; correct scores 0-0 8, 0-1 4.5, 0-2 5.25; william_hill: correct scores 0-0 9, 0-1 5.5, 0-2 6; bet365: total 0.5 over 1.07 / under 9; correct scores 0-0 9, 0-1 6, 0-2 6.5.

  6. Check detailed weather

    #5

    Weather forecast facts: Data as of 2026-06-21T02:00:00Z. Weather sample time: 2026-06-21T01:00:39Z. Kickoff weather: partly_cloudy, 23.3°C, precipitation 0 mm, humidity 86%, wind 19.1 km/h.

  7. Check head-to-head

    #6

    Head-to-head facts: Data as of 2026-06-21T02:00:00Z. 1 visible head-to-head match record(s):

    • 2023-10-17, TUN vs Japan, score 0-2, competition Friendlies, venue/home-away {'city': 'Kobe', 'name': 'NOEVIR Stadium Kobe'}. (full detail via reference hist-d8b6ad3d17)

  8. Check recent form

    #7

    Recent form facts: Data as of 2026-06-21T02:00:00Z. 10 visible recent match record(s) for Tunisia:

    • 2026-06-15T02:00:00Z, competition World Cup 2026, against Sweden, home/away away, score 1-5, result loss.
    • 2026-06-06T13:00:00Z, competition Friendlies, against Belgium, home/away away, score 0-5, result loss.
    • 2026-06-01T18:45:00Z, competition Friendlies, against Austria, home/away away, score 0-1, result loss.
    • 2026-03-31T23:30:00Z, competition Friendlies, against Canada, home/away away, score 0-0, result draw.
    • 2026-03-29T00:00:00Z, competition Friendlies, against Haiti, home/away away, score 1-0, result win.
    • 2025-12-30T16:00:00Z, competition Africa Cup of Nations, against Tanzania, home/away away, score 1-1, result draw.
    • 2025-12-27T20:00:00Z, competition Africa Cup of Nations, against Nigeria, home/away away, score 2-3, result loss.
    • 2025-12-23T20:00:00Z, competition Africa Cup of Nations, against Uganda, home/away home, score 3-1, result win.
    • 2025-12-07T17:00:00Z, competition Arab Cup, against Qatar, home/away away, score 3-0, result win.
    • 2025-12-04T14:30:00Z, competition Arab Cup, against Palestine, home/away away, score 2-2, result draw.

  9. Check recent form

    #8

    Recent form facts: Data as of 2026-06-21T02:00:00Z. 10 visible recent match record(s) for Japan:

    • 2026-06-14T20:00:00Z, competition World Cup 2026, against Netherlands, home/away away, score 2-2, result draw.
    • 2026-05-31T10:25:00Z, competition Friendlies, against Iceland, home/away home, score 1-0, result win.
    • 2026-03-31T18:45:00Z, competition Friendlies, against England, home/away away, score 1-0, result win.
    • 2026-03-28T17:00:00Z, competition Friendlies, against Scotland, home/away away, score 1-0, result win.
    • 2025-11-18T10:15:00Z, competition Friendlies, against Bolivia, home/away home, score 3-0, result win.
    • 2025-11-14T10:20:00Z, competition Friendlies, against Ghana, home/away home, score 2-0, result win.
    • 2025-10-14T10:30:00Z, competition Friendlies, against Brazil, home/away home, score 3-2, result win.
    • 2025-10-10T10:20:00Z, competition Friendlies, against Paraguay, home/away home, score 2-2, result draw.
    • 2025-09-09T23:30:00Z, competition Friendlies, against USA, home/away away, score 0-2, result loss.
    • 2025-09-07T02:00:00Z, competition Friendlies, against Mexico, home/away away, score 0-0, result draw.

  10. Check tournament context

    #9

    Tournament context facts: Data as of 2026-06-21T02:00:00Z. Tunisia vs Japan group context: Group F; visible fixtures show 3 completed matches and 3 remaining. Current group table: Netherlands 4 pts/2 played; Sweden 3 pts/2 played; Japan 1 pts/1 played; Tunisia 0 pts/1 played. Points scenario rank ranges: Japan can finish from rank 1 to 4; first or second place remains possible; Netherlands can finish from rank 1 to 3; first or second place remains possible; Sweden can finish from rank 1 to 4; first or second place remains possible; Tunisia can finish from rank 1 to 4; first or second place remains possible. Remaining fixtures: Tunisia vs Japan; Japan vs Sweden; Tunisia vs Netherlands. Calculation notes: rank ranges enumerate points only and do not assert tie-breaks；cross-group third-place comparison is not asserted.

  11. Market odds perspective for Tunisia vs Japan: 14 bookmaker samples show very consistent pricing with Japan heavily favored (~63.5% implied win probability). Odds stable across the latest update window (0pp movement). Japan's excellent recent form (draw v Netherlands, wins over England, Iceland, etc.) contrasts sharply with Tunisia's poor form (heavy losses to Sweden and Belgium). Group context: both need points but market clearly backs Japan.

  12. The 14-bookmaker consensus shows strong agreement on Japan as the clear favorite, with stable odds and no detectable market drift. Japan's superior form, recent competitive performance against top opponents, and the prior h2h win all align with the market view. Tunisia's poor run of results and heavy defeats further justify the odds disparity, making Japan the most defensible 1X2 choice despite moderate confidence due to the early-tournament uncertainty of group-stage motivations.

Conclusion note

Market odds across 14 bookmakers consistently imply a Japan win probability of 63.5%, with representative lines such as bet365's 1.45 for Japan, 7.5 for Tunisia, and 4.2 for the draw showing minimal variation and no movement in the latest update window. Japan's strong recent form — a 2-2 draw with group leaders Netherlands and wins over England and Iceland — contrasts with Tunisia's heavy losses to Sweden (1-5) and Belgium (0-5), and the sole head-to-head meeting (a 2023 friendly) ended in a 2-0 Japan victory.

Recent form and competitive performanceAway winFrom a recent-form and competitive-performance standpoint, Japan clearly holds the edge: they showed defensive organisation and counter-attacking threat against a strong Netherlands side, whereas Tunisia was outclassed by Sweden. Japan's four clean sheets in their last five matches contrast sharply with Tunisia's 11 goals conceded in their three losses. The neutral venue at Monterrey removes any home advantage for Tunisia, and the odds consensus strongly supports a Japan win. Confidence is high72%
Analysis process

  1. Analysis goal

    Recent form and competitive performance

  2. The harness read the minimum pre-match evidence from the snapshot: match details, availability facts, odds, weather, head-to-head records and both teams' recent form.

  3. Check match details

    #2

    Match details: Data as of 2026-06-21T02:00:00Z. Fixture: TUN vs Japan. Kickoff: 2026-06-21T04:00:00Z. Venue: Monterrey Stadium, Monterrey, altitude 540 m. Home/host context: schedule-listed home side. Field capture status as of 2026-06-21T02:00:00Z: lineups checked (source returned no rows, last checked at 2026-06-21T02:00:00Z); injuries checked (source returned no rows, last checked at 2026-06-21T02:00:00Z); weather captured (1 observed); h2h captured (1 observed); odds captured (14 observed); events not captured (post-match only); statistics not captured (post-match only); fixture players not captured (post-match only); live odds not captured (not captured before the match); result not captured (post-match only).

  4. Check availability facts

    #3

    Tool facts: Data as of 2026-06-21T02:00:00Z. Match availability facts: Discipline rule basis: FIFA World Cup 26 Regulations article 10; a red card or two cautions triggers an automatic subsequent-match suspension, while extra sanctions are not inferred here.

    • Tunisia: no visible injury records in this snapshot.
    • Tunisia: no suspension records derived from prior cards in this snapshot.
    • Japan: no visible injury records in this snapshot.
    • Japan: no suspension records derived from prior cards in this snapshot.

  5. Compare bookmaker consensus

    #4

    Odds consensus facts: Data as of 2026-06-21T02:00:00Z. Visible odds update points: 17, covering 14 bookmaker sample(s). Latest odds update time: 2026-06-21T00:07:23Z. Latest consensus implied probabilities: side A win 13.3%, draw 23.1%, side B win 63.5%. Most recent visible updates: 2026-06-20T20:06:24Z -> 2026-06-21T00:07:23Z. Consensus implied probability movement: side A win +0pp, draw +0pp, side B win +0pp. Representative 1X2 line movement: 10bet side A 7.8 / draw 4.1 / side B 1.44 → side A 7.8 / draw 4.1 / side B 1.44; william_hill side A 7 / draw 4 / side B 1.44 → side A 7 / draw 4 / side B 1.44; bet365 side A 7.5 / draw 4.2 / side B 1.45 → side A 7.5 / draw 4.2 / side B 1.45. Latest bookmaker samples: 10bet: side A 7.8, draw 4.1, side B 1.44; william_hill: side A 7, draw 4, side B 1.44; bet365: side A 7.5, draw 4.2, side B 1.45; marathonbet: side A 7.8, draw 4.33, side B 1.5. Extended market samples: 10bet: total 0.5 over 1.06 / under 8.5; correct scores 0-0 8, 0-1 4.5, 0-2 5.25; william_hill: correct scores 0-0 9, 0-1 5.5, 0-2 6; bet365: total 0.5 over 1.07 / under 9; correct scores 0-0 9, 0-1 6, 0-2 6.5.

  6. Check detailed weather

    #5

    Weather forecast facts: Data as of 2026-06-21T02:00:00Z. Weather sample time: 2026-06-21T01:00:39Z. Kickoff weather: partly_cloudy, 23.3°C, precipitation 0 mm, humidity 86%, wind 19.1 km/h.

  7. Check head-to-head

    #6

    Head-to-head facts: Data as of 2026-06-21T02:00:00Z. 1 visible head-to-head match record(s):

    • 2023-10-17, TUN vs Japan, score 0-2, competition Friendlies, venue/home-away {'city': 'Kobe', 'name': 'NOEVIR Stadium Kobe'}. (full detail via reference hist-d8b6ad3d17)

  8. Check recent form

    #7

    Recent form facts: Data as of 2026-06-21T02:00:00Z. 10 visible recent match record(s) for Tunisia:

    • 2026-06-15T02:00:00Z, competition World Cup 2026, against Sweden, home/away away, score 1-5, result loss.
    • 2026-06-06T13:00:00Z, competition Friendlies, against Belgium, home/away away, score 0-5, result loss.
    • 2026-06-01T18:45:00Z, competition Friendlies, against Austria, home/away away, score 0-1, result loss.
    • 2026-03-31T23:30:00Z, competition Friendlies, against Canada, home/away away, score 0-0, result draw.
    • 2026-03-29T00:00:00Z, competition Friendlies, against Haiti, home/away away, score 1-0, result win.
    • 2025-12-30T16:00:00Z, competition Africa Cup of Nations, against Tanzania, home/away away, score 1-1, result draw.
    • 2025-12-27T20:00:00Z, competition Africa Cup of Nations, against Nigeria, home/away away, score 2-3, result loss.
    • 2025-12-23T20:00:00Z, competition Africa Cup of Nations, against Uganda, home/away home, score 3-1, result win.
    • 2025-12-07T17:00:00Z, competition Arab Cup, against Qatar, home/away away, score 3-0, result win.
    • 2025-12-04T14:30:00Z, competition Arab Cup, against Palestine, home/away away, score 2-2, result draw.

  9. Check recent form

    #8

    Recent form facts: Data as of 2026-06-21T02:00:00Z. 10 visible recent match record(s) for Japan:

    • 2026-06-14T20:00:00Z, competition World Cup 2026, against Netherlands, home/away away, score 2-2, result draw.
    • 2026-05-31T10:25:00Z, competition Friendlies, against Iceland, home/away home, score 1-0, result win.
    • 2026-03-31T18:45:00Z, competition Friendlies, against England, home/away away, score 1-0, result win.
    • 2026-03-28T17:00:00Z, competition Friendlies, against Scotland, home/away away, score 1-0, result win.
    • 2025-11-18T10:15:00Z, competition Friendlies, against Bolivia, home/away home, score 3-0, result win.
    • 2025-11-14T10:20:00Z, competition Friendlies, against Ghana, home/away home, score 2-0, result win.
    • 2025-10-14T10:30:00Z, competition Friendlies, against Brazil, home/away home, score 3-2, result win.
    • 2025-10-10T10:20:00Z, competition Friendlies, against Paraguay, home/away home, score 2-2, result draw.
    • 2025-09-09T23:30:00Z, competition Friendlies, against USA, home/away away, score 0-2, result loss.
    • 2025-09-07T02:00:00Z, competition Friendlies, against Mexico, home/away away, score 0-0, result draw.

  10. Check tournament context

    #9

    Tournament context facts: Data as of 2026-06-21T02:00:00Z. Tunisia vs Japan group context: Group F; visible fixtures show 3 completed matches and 3 remaining. Current group table: Netherlands 4 pts/2 played; Sweden 3 pts/2 played; Japan 1 pts/1 played; Tunisia 0 pts/1 played. Points scenario rank ranges: Japan can finish from rank 1 to 4; first or second place remains possible; Netherlands can finish from rank 1 to 3; first or second place remains possible; Sweden can finish from rank 1 to 4; first or second place remains possible; Tunisia can finish from rank 1 to 4; first or second place remains possible. Remaining fixtures: Tunisia vs Japan; Japan vs Sweden; Tunisia vs Netherlands. Calculation notes: rank ranges enumerate points only and do not assert tie-breaks；cross-group third-place comparison is not asserted.

  11. Check team ranking facts

    #10

    Team ranking facts: Data as of 2026-06-21T02:00:00Z. the team's FIFA men's ranking before target date 2026-06-21 is unavailable: ranking data is unavailable.

  12. Check team ranking facts

    #11

    Team ranking facts: Data as of 2026-06-21T02:00:00Z. the team's FIFA men's ranking before target date 2026-06-21 is unavailable: ranking data is unavailable.

  13. Perspective: Recent form and competitive performance. Tunisia's last five: 1W-1D-3L, including a heavy 1-5 World Cup loss to Sweden. Japan's last five: 4W-1D, including a creditable 2-2 World Cup draw with Netherlands. Odds heavily favour Japan (63.5% implied probability vs Tunisia's 13.3%). Only H2H (2023 friendly) also Japan 2-0 win. Japan holds clear form and competitive-performance edge.

  14. Check match details

    #13

    Match details: Data as of 2026-06-21T02:00:00Z. Fixture: TUN vs Japan. Kickoff: 2026-06-21T04:00:00Z. Venue: Monterrey Stadium, Monterrey, altitude 540 m. Home/host context: schedule-listed home side. Field capture status as of 2026-06-21T02:00:00Z: lineups checked (source returned no rows, last checked at 2026-06-21T02:00:00Z); injuries checked (source returned no rows, last checked at 2026-06-21T02:00:00Z); weather captured (1 observed); h2h captured (1 observed); odds captured (14 observed); events not captured (post-match only); statistics not captured (post-match only); fixture players not captured (post-match only); live odds not captured (not captured before the match); result not captured (post-match only).

  15. Check head-to-head

    #14

    Head-to-head facts: Data as of 2026-06-21T02:00:00Z. 1 visible head-to-head match record(s):

    • 2023-10-17, TUN vs Japan, score 0-2, competition Friendlies, venue/home-away {'city': 'Kobe', 'name': 'NOEVIR Stadium Kobe'}. (full detail via reference hist-d8b6ad3d17)

  16. From a recent-form and competitive-performance standpoint, Japan clearly holds the edge: they showed defensive organisation and counter-attacking threat against a strong Netherlands side, whereas Tunisia was outclassed by Sweden. Japan's four clean sheets in their last five matches contrast sharply with Tunisia's 11 goals conceded in their three losses. The neutral venue at Monterrey removes any home advantage for Tunisia, and the odds consensus strongly supports a Japan win. Confidence is high

Conclusion note

Japan arrives in far superior form with four wins and a draw in their last five matches, including a resilient 2-2 draw against Netherlands in their World Cup opener, while Tunisia has lost three of their last five and suffered a heavy 1-5 defeat to Sweden. The betting odds reinforce this gap at 63.5% implied probability for Japan versus 13.3% for Tunisia, and the lone head-to-head meeting (2023 friendly) also went Japan's way 2-0.

Altitude, humidity, and wind impactAway winOdds, form and head-to-head all point to a Japan win. The 540m altitude and high humidity are mild-moderate factors that affect both teams equally; no evidence gives Tunisia a conditioning advantage from similar previous environments. With Japan's superior form and the odds disparity (Japan 1.44-1.50, Tunisia 7.0-7.8), the most defensible outcome is side_b_win, though uncertainty remains due to unavailable lineups and injury data.70%
Analysis process

  1. Analysis goal

    Altitude, humidity, and wind impact

  2. The harness read the minimum pre-match evidence from the snapshot: match details, availability facts, odds, weather, head-to-head records and both teams' recent form.

  3. Check match details

    #2

    Match details: Data as of 2026-06-21T02:00:00Z. Fixture: TUN vs Japan. Kickoff: 2026-06-21T04:00:00Z. Venue: Monterrey Stadium, Monterrey, altitude 540 m. Home/host context: schedule-listed home side. Field capture status as of 2026-06-21T02:00:00Z: lineups checked (source returned no rows, last checked at 2026-06-21T02:00:00Z); injuries checked (source returned no rows, last checked at 2026-06-21T02:00:00Z); weather captured (1 observed); h2h captured (1 observed); odds captured (14 observed); events not captured (post-match only); statistics not captured (post-match only); fixture players not captured (post-match only); live odds not captured (not captured before the match); result not captured (post-match only).

  4. Check availability facts

    #3

    Tool facts: Data as of 2026-06-21T02:00:00Z. Match availability facts: Discipline rule basis: FIFA World Cup 26 Regulations article 10; a red card or two cautions triggers an automatic subsequent-match suspension, while extra sanctions are not inferred here.

    • Tunisia: no visible injury records in this snapshot.
    • Tunisia: no suspension records derived from prior cards in this snapshot.
    • Japan: no visible injury records in this snapshot.
    • Japan: no suspension records derived from prior cards in this snapshot.

  5. Compare bookmaker consensus

    #4

    Odds consensus facts: Data as of 2026-06-21T02:00:00Z. Visible odds update points: 17, covering 14 bookmaker sample(s). Latest odds update time: 2026-06-21T00:07:23Z. Latest consensus implied probabilities: side A win 13.3%, draw 23.1%, side B win 63.5%. Most recent visible updates: 2026-06-20T20:06:24Z -> 2026-06-21T00:07:23Z. Consensus implied probability movement: side A win +0pp, draw +0pp, side B win +0pp. Representative 1X2 line movement: 10bet side A 7.8 / draw 4.1 / side B 1.44 → side A 7.8 / draw 4.1 / side B 1.44; william_hill side A 7 / draw 4 / side B 1.44 → side A 7 / draw 4 / side B 1.44; bet365 side A 7.5 / draw 4.2 / side B 1.45 → side A 7.5 / draw 4.2 / side B 1.45. Latest bookmaker samples: 10bet: side A 7.8, draw 4.1, side B 1.44; william_hill: side A 7, draw 4, side B 1.44; bet365: side A 7.5, draw 4.2, side B 1.45; marathonbet: side A 7.8, draw 4.33, side B 1.5. Extended market samples: 10bet: total 0.5 over 1.06 / under 8.5; correct scores 0-0 8, 0-1 4.5, 0-2 5.25; william_hill: correct scores 0-0 9, 0-1 5.5, 0-2 6; bet365: total 0.5 over 1.07 / under 9; correct scores 0-0 9, 0-1 6, 0-2 6.5.

  6. Check detailed weather

    #5

    Weather forecast facts: Data as of 2026-06-21T02:00:00Z. Weather sample time: 2026-06-21T01:00:39Z. Kickoff weather: partly_cloudy, 23.3°C, precipitation 0 mm, humidity 86%, wind 19.1 km/h.

  7. Check head-to-head

    #6

    Head-to-head facts: Data as of 2026-06-21T02:00:00Z. 1 visible head-to-head match record(s):

    • 2023-10-17, TUN vs Japan, score 0-2, competition Friendlies, venue/home-away {'city': 'Kobe', 'name': 'NOEVIR Stadium Kobe'}. (full detail via reference hist-d8b6ad3d17)

  8. Check recent form

    #7

    Recent form facts: Data as of 2026-06-21T02:00:00Z. 10 visible recent match record(s) for Tunisia:

    • 2026-06-15T02:00:00Z, competition World Cup 2026, against Sweden, home/away away, score 1-5, result loss.
    • 2026-06-06T13:00:00Z, competition Friendlies, against Belgium, home/away away, score 0-5, result loss.
    • 2026-06-01T18:45:00Z, competition Friendlies, against Austria, home/away away, score 0-1, result loss.
    • 2026-03-31T23:30:00Z, competition Friendlies, against Canada, home/away away, score 0-0, result draw.
    • 2026-03-29T00:00:00Z, competition Friendlies, against Haiti, home/away away, score 1-0, result win.
    • 2025-12-30T16:00:00Z, competition Africa Cup of Nations, against Tanzania, home/away away, score 1-1, result draw.
    • 2025-12-27T20:00:00Z, competition Africa Cup of Nations, against Nigeria, home/away away, score 2-3, result loss.
    • 2025-12-23T20:00:00Z, competition Africa Cup of Nations, against Uganda, home/away home, score 3-1, result win.
    • 2025-12-07T17:00:00Z, competition Arab Cup, against Qatar, home/away away, score 3-0, result win.
    • 2025-12-04T14:30:00Z, competition Arab Cup, against Palestine, home/away away, score 2-2, result draw.

  9. Check recent form

    #8

    Recent form facts: Data as of 2026-06-21T02:00:00Z. 10 visible recent match record(s) for Japan:

    • 2026-06-14T20:00:00Z, competition World Cup 2026, against Netherlands, home/away away, score 2-2, result draw.
    • 2026-05-31T10:25:00Z, competition Friendlies, against Iceland, home/away home, score 1-0, result win.
    • 2026-03-31T18:45:00Z, competition Friendlies, against England, home/away away, score 1-0, result win.
    • 2026-03-28T17:00:00Z, competition Friendlies, against Scotland, home/away away, score 1-0, result win.
    • 2025-11-18T10:15:00Z, competition Friendlies, against Bolivia, home/away home, score 3-0, result win.
    • 2025-11-14T10:20:00Z, competition Friendlies, against Ghana, home/away home, score 2-0, result win.
    • 2025-10-14T10:30:00Z, competition Friendlies, against Brazil, home/away home, score 3-2, result win.
    • 2025-10-10T10:20:00Z, competition Friendlies, against Paraguay, home/away home, score 2-2, result draw.
    • 2025-09-09T23:30:00Z, competition Friendlies, against USA, home/away away, score 0-2, result loss.
    • 2025-09-07T02:00:00Z, competition Friendlies, against Mexico, home/away away, score 0-0, result draw.

  10. Check stadium history

    #9

    Stadium history: Data as of 2026-06-21T02:00:00Z. match records: no items.

  11. Check team history

    #10

    Team history summary: Data as of 2026-06-21T02:00:00Z. History summary is not captured: not captured.

  12. Check team history

    #11

    Team history summary: Data as of 2026-06-21T02:00:00Z. History summary is not captured: not captured.

  13. Check team process facts

    #12

    Team process facts: Data as of 2026-06-21T02:00:00Z. the team's recent match process facts are unavailable: the corresponding data is unavailable.

  14. Check team process facts

    #13

    Team process facts: Data as of 2026-06-21T02:00:00Z. the team's recent match process facts are unavailable: the corresponding data is unavailable.

  15. Check history match detail

    #14

    History match detail: Data as of 2026-06-21T02:00:00Z. History match detail is not captured: not captured.

  16. Check history match detail

    #15

    History match detail: Data as of 2026-06-21T02:00:00Z. History match detail is not captured: not captured.

  17. Check tournament context

    #16

    Tournament context facts: Data as of 2026-06-21T02:00:00Z. Tunisia vs Japan group context: Group F; visible fixtures show 3 completed matches and 3 remaining. Current group table: Netherlands 4 pts/2 played; Sweden 3 pts/2 played; Japan 1 pts/1 played; Tunisia 0 pts/1 played. Points scenario rank ranges: Japan can finish from rank 1 to 4; first or second place remains possible; Netherlands can finish from rank 1 to 3; first or second place remains possible; Sweden can finish from rank 1 to 4; first or second place remains possible; Tunisia can finish from rank 1 to 4; first or second place remains possible. Remaining fixtures: Tunisia vs Japan; Japan vs Sweden; Tunisia vs Netherlands. Calculation notes: rank ranges enumerate points only and do not assert tie-breaks；cross-group third-place comparison is not asserted.

  18. Check team ranking facts

    #17

    Team ranking facts: Data as of 2026-06-21T02:00:00Z. the team's FIFA men's ranking before target date 2026-06-21 is unavailable: ranking data is unavailable.

  19. Check team ranking facts

    #18

    Team ranking facts: Data as of 2026-06-21T02:00:00Z. the team's FIFA men's ranking before target date 2026-06-21 is unavailable: ranking data is unavailable.

  20. Altitude/humidity/wind perspective: Monterrey's 540m altitude is moderate, and 86% humidity is high, but neither team's visible recent form includes clear high-altitude exposure that would give a distinct advantage. Japan's strong form (draw vs Netherlands, wins vs England/Scotland) and odds favoring them at ~63.5% implied probability are the dominant signals. The weather conditions affect both sides equally and don't override Japan's quality advantage.

  21. Odds, form and head-to-head all point to a Japan win. The 540m altitude and high humidity are mild-moderate factors that affect both teams equally; no evidence gives Tunisia a conditioning advantage from similar previous environments. With Japan's superior form and the odds disparity (Japan 1.44-1.50, Tunisia 7.0-7.8), the most defensible outcome is side_b_win, though uncertainty remains due to unavailable lineups and injury data.

Conclusion note

Japan are strong favourites (consensus 63.5% implied win probability) against Tunisia, backed by excellent recent form that includes a 2-2 draw with Netherlands and wins over England and Scotland, while Tunisia have lost five of their last six matches including heavy defeats to Sweden and Belgium. The venue's moderate 540m altitude and 86% humidity create a taxing environment, but neither side's visible recent history shows clear prior exposure to such conditions, so the weather impact is neutral and does not offset Japan's quality edge. The only recent head-to-head saw Japan win 2-0 in a 2023 friendly.

Synthesis

All three perspectives—market odds, recent form, and environmental analysis—strongly favour a Japan win. Japan's recent performances include a 2-2 draw with Netherlands and victories over England and Iceland, while Tunisia has suffered heavy defeats to Sweden and Belgium. The only head-to-head match (2023 friendly) was a 2-0 Japan win. The moderate altitude and humidity are neutral factors, so Japan's quality and form are decisive. Confidence is moderate but consistent across sources, reflecting the clear disparity but acknowledging the inherent uncertainty of knockout-stage motivation and squad availability.

Reasoning summary: Japan is in superior form with four wins and a draw in the last five matches, including a resilient draw against a top team. The 14-bookmaker consensus gives Japan a 63.5% implied win probability, and the single previous meeting ended in a 2-0 victory for Japan. Tunisia has lost most recent matches and conceded heavily. All perspectives agree on a Japan win, leading to a confident prediction of side_b_win.

Recalled memory

  • Post-match reflection Netherlands vs Japan Late editionRecall anchors: ned jpn group_f_round_1. Prediction window: Late edition. Visible at: T-2h. Predicted Netherlands win with confidence 0.50. Probability distribution: Netherlands win 50.0%; draw 28.0%; Japan win 22.0%. Top-3 scorelines: Netherlands 1-0 Japan, Netherlands 2-0 Japanrelevance 0.50
  • Post-match reflection Netherlands vs Japan Actionable editionRecall anchors: ned jpn group_f_round_1. Prediction window: Actionable edition. Visible at: T-6h. Predicted Netherlands win with confidence 0.49. Probability distribution: Netherlands win 49.0%; draw 27.0%; Japan win 24.0%. Top-3 scorelines: Netherlands 1-0 Japan, Netherlands 1-1relevance 0.50
  • Post-match reflection Sweden vs Tunisia Actionable editionRecall anchors: swe tun group_f_round_1. Prediction window: Actionable edition. Visible at: T-6h. Predicted Sweden win with confidence 0.58. Probability distribution: Sweden win 58.0%; draw 26.0%; Tunisia win 16.0%. Top-3 scorelines: Sweden 1-0 Tunisia, Sweden 2-0 Tunisia, Swedenrelevance 0.50