Sequel to "Sakigake!! Otokojuku", which sees the return of Otokojuku, the school seeking to train true men of Japan. The story focuses on Shishimaru Tsurugi, half-Japanese son of Momotaro Tsurugi, the original series' protagonist, as he comes to Otokojuku and is joined by a whole new generation of new characters, both children and heirs of former characters and completely original characters.