Kouji Nara (奈良晃司) is a supporting character in Ace of the Diamond act II -Second Season-, voiced in Japanese by Kento Hama. The series' music includes "TVアニメ『ダイヤのA actⅡ -Second Season-』ノンクレジットOP映像｜Baby Canta「Let's Go Crazy」", "Ace of Diamond Act II Original Soundtrack : 手を取り合って強くなる".