Two sets of brothers appeared in the same game last night for the since 1981: Ryota Arai (Chunichi) and older brother Takahiro Arai (Hanshin); and Naomichi Donoue (Chunichi) and older brother Takehiro Donoue (Chunichi).
Takahiro Arai (started at third and batted third) and Naomichi Donoue (started at second and batted seventh) began in the game in the starting line-up. Ryota Arai and Takehiro Donoue entered the game as defensive replacements in the bottom of the 8th inning.
Previous games where two sets of brothers played:
8/19/1981 - Lotte vs Seibu - Leon and Leron Lee for Lotte and Hirohisa and Masayuki Matsnuma for Seibu (both pitchers).
6/25/1950 and 7/7/1950 - Mainichi vs Kintetsu - Sunao and Isao Imakurusu for Mainichi (both position players) and Haruo and Masaichi Kato for Kintetsu (both position players).