k-on!
akiyama mio, hirasawa yui, kotobuki tsumugi, nakano azusa, tainaka ritsu
kotobuki hajime
5girls, :o, armpits, ass, back, bandeau, bikini, black hair, blue eyes, blue hair, blush, breasts, brown hair, cleavage, collarbone, dimples of venus, embarrassed, flat chest, flat chest grab, front-tie top, goggles, goggles on head, grabbing, grabbing another's breast, groping, long hair, looking back, medium breasts, multiple girls, open mouth, ponytail, red eyes, short hair, side ponytail, small breasts, smile, surprised, swimsuit, thick eyebrows, twintails, wading, water, yellow eyes