要点 — JapanとSouth Korea、どちらが上か？
Japan are favored over South Korea at the 2026 World Cup, with our AI model projecting a 45% win probability for Japan versus 38% for South Korea (and 17% for a draw). The edge is driven primarily by Japan's higher squad chemistry, though South Korea remain capable of an upset on tournament form.
結論
Japan hold a slight edge over South Korea, driven primarily by their superior squad chemistry. However, South Korea possess the quality to cause an upset, particularly if their tactical stability translates into a disciplined performance on the day.
主な違い：Japan vs South Korea
- •FIFA Ranking: Japan sit 10 places higher on the FIFA ranking (#13 vs #23).
- •Squad Chemistry: Japan have stronger squad cohesion (82/100 vs 76/100).
- •Average Squad Rating: The two squads are rated within 0.2 of each other on average (Japan 6.9, South Korea 6.9).
- •International Experience: South Korea bring more combined caps to the squad (985 vs 668).
- •World Cup Titles: Neither side has won a World Cup; both are chasing a first title in 2026.
- •Head-to-Head History: In 81 all-time meetings, Japan have won 16, South Korea have won 41, with 24 draws (last result: Japan 2-2 South Korea).
どちらが勝つ？
当社のAIモデルは調子、スカッドの質、チームの結束を加味して、最も可能性の高い結果を予想します。
両者の比較
この対戦を左右しうる主要因を並べて比較します。数値は高いほど良好です（FIFAランキングのみ、低いほど強い）。
これらの意味は？
- 連携 — スカッドがひとつのまとまりとしてどれだけうまく機能するか。バルセロナのティキ・タカと、寄せ集めのオールスター集団との違いを思い浮かべてください。
- 熟練度 — これらの選手が一緒にプレーしてきた期間の長さ。長年の共有経験を持つスカッドは、互いの動き出しを本能的に読み合います。
- 安定性 — 戦術システムと先発がどれだけ一貫しているか。頻繁な監督交代やフォーメーションの試行錯誤はこのスコアを下げます。
- モラル — スカッドの現在の自信と勢い。近年の勝利、サポーターの後押し、メディアの好意的な論調がすべて影響します。
Japan
South Korea
スカッド比較
主要選手の対決
ワールドカップの歴史
歴代直接対決
81回の対戦 · 直近：Japan 2-2 South Korea
Japan vs South Korea — よくある質問
Who is favored to win between Japan and South Korea at the 2026 World Cup?
Japan are favored, with a 45% projected win probability versus 38% for South Korea and a 17% chance of a draw. The edge comes from a combination of FIFA ranking, squad chemistry, and current form.
What are Japan's strongest attributes versus South Korea?
Japan lead South Korea in squad chemistry, team familiarity, tactical stability, squad morale. South Korea do not lead in any of the four chemistry metrics.
What is the World Cup history of Japan versus South Korea?
Japan have appeared in 7 FIFA World Cups and won 0 titles; South Korea have appeared in 11 World Cups and won 0 titles. Japan's best finish is Round of 16; South Korea's best finish is Semi-finals.
Have Japan and South Korea played each other before?
Yes — Japan and South Korea have met 81 times in all competitions, including 0 World Cup encounters. Japan have won 16, South Korea have won 41, and 24 ended in draws. The most recent meeting was Japan 2-2 South Korea.
Which players will define the Japan versus South Korea match?
Takefusa Kubo (Japan, Real Sociedad, rated 7.5/10) and Son Heung-min (South Korea, Tottenham Hotspur, rated 8.5/10) are the standout attack players in this fixture. Their individual duel — and the ability of each side's defense to contain the other's top attacker — is likely to determine the outcome.
Which squad has more international experience: Japan or South Korea?
South Korea carry the more experienced squad, with 985 combined senior caps versus 668 for Japan. Average squad rating is 6.9 for Japan and 6.9 for South Korea.