aka (nekoneko soft), gin'iro, lamune, mizuiro, nekoneko soft, white setsunasa no kakera
arrems, katase yuki, nakazato hikari
akino takehiko
5girls, crossover, milestone celebration, multiple girls, name tag, nude, one-piece swimsuit, onsen, same-sex bathing, school swimsuit, shared bathing, swimsuit, towel
character request