text: The nation's first ever World Cup appearance was in 1998, where Japan lost all their games. The first two fixtures went 1–0 in favour of Argentina and Croatia, and the campaign ended with a 2–1 defeat to Jamaica. Japan impressed in all three games, however, with all three defeats were just one goal margin.
  2000s
  In the 2000 AFC Asian Cup, Japan managed to reclaim their title after defeating Saudi Arabia in the final, becoming Asian champions for the second time.
  Two years later, Japan co-hosted the 2002 World Cup with South Korea. After a 2–2 draw with Belgium in their opening match, the Japanese team advanced to the second round with a 1–0 win over Russia and a 2–0 victory against Tunisia. However, they subsequently exited the tournament during the round of 16, after losing 1–0 to eventual third-place finishers Turkey.
  With the 2004 AFC Asian Cup hosted by China, the Japanese managed to retain the title by winning their group after two victories over Thailand and Oman, before surpassing Jordan and Bahrain. They won against China in the final 3–1.
  On 8 June 2005, Japan qualified for the 2006 World Cup in Germany, its third consecutive World Cup, by beating North Korea 2–0 on neutral ground. However, Japan failed to advance to the round of 16, losing to Australia 1–3, drawing Croatia 0–0 and losing to Brazil 1–4.