idolmaster, idolmaster (classic), idolmaster 1
hoshii miki, kisaragi chihaya
kamishiro mai (capti-no)
2girls, ahoge, all fours, bent over, blonde hair, blue hair, breasts, brown eyes, green eyes, long hair, medium breasts, multiple girls, naked towel, nipples, nude, onsen, same-sex bathing, shared bathing, sitting, topless, towel
photoshop (medium)