Question: What sport does 2009 Japan Series and Hokkaido Nippon-Ham Fighters have in common?

Context articles: 2006 Nippon Professional Baseball season
Hokkaido Nippon-Ham Fighters
2009 Hokkaido Nippon-Ham Fighters season
2012 Japan Series
2008 Hokkaido Nippon-Ham Fighters season
1954 Japan Series
2016 Japan Series
2007 Hokkaido Nippon-Ham Fighters season
2009 Japan Series
2010 Hokkaido Nippon-Ham Fighters season

In 2006 the Nippon Professional Baseball season ended with the Hokkaido Nippon-Ham Fighters of the Pacific League defeat the Chunichi Dragons of the Central League in the Japan Series.
The Hokkaido Nippon-Ham Fighters (北海道日本ハムファイターズ , Hokkaidō Nippon-Hamu Faitāzu ) are a Japanese professional baseball team based in Sapporo, Hokkaidō.
 They compete in the Pacific League of Nippon Professional Baseball, playing the majority of their home games at the Sapporo Dome.
 The Fighters also host a select number of regional home games in cities across Hokkaidō, including Hakodate, Asahikawa, Kushiro, and Obihiro.
 The team's name comes from its parent organization, Nippon Ham, a major Japanese food processing company.
The 2009 Hokkaido Nippon-Ham Fighters season was the 64th season for the Hokkaido Nippon-Ham Fighters franchise.
The 2012 Konami Japan Series was the 63rd edition of Nippon Professional Baseball's (NPB) championship series known colloquially as the Japan Series.
 The best-of-seven playoff was won by the Central League champion Yomiuri Giants in six games over the Pacific League champion Hokkaido Nippon-Ham Fighters.
 It was the Giants' 22nd Japan Series title, second in the last four years.
 The series began on Saturday, October 27, 2012 and ended on Saturday, November 3, 2012 at the Tokyo Dome in Bunkyō, Tokyo.
 Giants' starting pitcher Tetsuya Utsumi, who was the winning pitcher in Games 1 and 5, was named the Japan Series Most Valuable Player (MVP).
 Giants players Shinnosuke Abe, Hisayoshi Chono and John Bowker were also recognized with Outstanding Player awards.
The 2008 Hokkaido Nippon-Ham Fighters season was the 63rd season for the Hokkaido Nippon-Ham Fighters franchise.
The 1954 Japan Series was the Nippon Professional Baseball (NPB) championship series for the 1954 season.
 It was the fifth Japan Series and featured the Pacific League champions, the Nishitetsu Lions, against the Central League champions, the Chunichi Dragons.
 This would be the Dragons' last championship until 2007, when they defeated the Hokkaido Nippon-Ham Fighters.
The 2016 Japan Series was the 67th edition of Nippon Professional Baseball's postseason championship series.
 The Hiroshima Toyo Carp, champions of the Central League, played the Hokkaido Nippon-Ham Fighters, champions of the Pacific League, in a best-of-seven series beginning on October 22.
 The Japan Series was sponsored by the Sumitomo Mitsui Banking Corporation (SMBC) and was officially known as the 2016 SMBC Nippon Series.
The 2007 Hokkaido Nippon-Ham Fighters season was the 62nd season for the Hokkaido Nippon-Ham Fighters franchise.
The 2009 Japan Series was the Nippon Professional Baseball (NPB) championship series for the 2009 season.
 It was the 60th Japan Series and featured the Pacific League Climax Series champions, the Hokkaido Nippon-Ham Fighters, against the Central League Climax Series champions, the Yomiuri Giants.
 The series is the second time the two teams played each other in the championship series, the last time being 1981.
 Played at Sapporo Dome and Tokyo Dome, the Giants defeated the Fighters four games to two in the best-of-seven series to win the franchise's 21st Japan Series championship.
 Giants' captain Shinnosuke Abe was named Most Valuable Player of the series.
 The series was played between October 31 and November 7, 2009, with home field advantage going to the Pacific League.
The 2010 Hokkaido Nippon-Ham Fighters season is the 65th season for the Hokkaido Nippon-Ham Fighters franchise.