Only once a Game 8 has been played in Japan Series history, where the Seibu Lions defeated the Hiroshima Toyo Carp in 1986.
The team with the most championships is the Yomiuri Giants, who have won the Japan Series twenty-two times.
On November 6, 2010, the Chunichi Dragons and Chiba Lotte Marines played the longest game in Japan Series history.
Only Game 2 of the 2022 Japan Series on October 23, 2022, came close, with the Orix Buffaloes and Tokyo Yakult Swallows playing to a 3–3 draw after 12 innings, lasting 5 hours and 3 minutes.
The Pacific League won eight consecutive Japan Series championships from 2013 to 2020, with six by the Fukuoka SoftBank Hawks, and one each by the Hokkaido Nippon-Ham Fighters and Tohoku Rakuten Golden Eagles.
Kazuhisa Inao, as an exception, won the Fighting Spirit Award (in 1956) while playing for the victorious Nishitetsu Lions.
5The franchise currently known as the Hokkaido Nippon-Ham Fighters had a Japan Series record of 1–0 as the Toei Flyers.