Episódio 4

Shoya Chiba Hajime Aono (voice)

Ai Kakuma Ritsuko Akine (voice)

Rintaro Omiya Self - Violinist

Kirara Tsuboi Self - Violinist

Gentaro Sakaguchi Self - Violist

Yukinori Kobatake Self - Cellist

Yoko Yanai Self - Contrabassist