akiyama mio, hirasawa yui, kotobuki tsumugi, nakano azusa, tainaka ritsu, k-on!, 5girls, arms up, ass, bare shoulders, bath, black hair, blonde hair, blush, breasts, cleft of venus, closed eyes, collarbone, embarrassed, female focus, from side, hair ornament, hairband, hairclip, hand on own hip, happy, large breasts, lineup, long hair, looking at viewer, midriff, multiple girls, navel, nipples, nude, onsen, open mouth, pussy, recording, same-sex bathing, shared bathing, short hair, sideboob, small breasts, smile, standing, steam, surprised, take your pick, thigh gap, uncensored, viewfinder, water