Akira IshihamaDoctor Tokimura Hiroko MaruyamaMag (voice) Banjo GingaLeh Baraki (voice) Yoshinori OkamotoHero Titan Toshiya UedaHero Titan (voice) Kouji UnogiOfficer Tachibana Masahiko YamagataFlower Shop Owner Yorie TerauchiTomoko's Mother Miho MochidaKazuo's sister Sei HiraizumiKazuo's father Satsuki NakaharaKazuo's mother Shinichi TaniguchiReporter Midori KimuraSumire Okano's mother Homare HasegawaBaseball Player Tamaki ItoBaseball Player Sayaka YamadaJin's mother Noritake KohinataDai (child) Yutaka IzubuchiCharacter Designer 
