effects, fabric, hair, k-on!!, k-on series, smears, smoke, taichi ishidate, kotobuki tsumugi, tainaka ritsu, multiple girls, hirasawa yui, akiyama mio, nakano azusa, drum set, sakuragaoka high school uniform, instrument, drum, guitar, school uniform, keyboard (instrument), 5girls, blonde hair, brown hair, chair, chalkboard, indoors, black hair, wooden floor, electric guitar, drumsticks, long hair, sitting, 4girls, short hair, poster (object)