(C90) [ARTERIAL HEART (Aotsu Karin)] Satou-san no Ofuro de Gohoushi Hon (Ao no Kanata no Four Rhythm) | (C90) [ARTERIALHEART (蒼都かりん)] 佐藤院さんのお風呂でご奉仕本 (蒼の彼方のフォーリズム) | Satou-san no Ofuro de Gohoushi Hon