Oproducer, production_department, animation_departmentOsamu Koshinaka3 creditsNo biography recorded yet.Acting (1)Kite: Interview with Osamu KoshinonakaKite: Interview with Osamu Koshinonaka2004 · SelfCrew (2)Advancer TinaAdvancer Tina1997 · producerRomance wa Tsurugi no Kagayaki IIRomance wa Tsurugi no Kagayaki IIproducer