yagami (artist), yagami (mukage), akiyama mio, hirasawa yui, kotobuki tsumugi, nakano azusa, tainaka ritsu, yamanaka sawako, k-on!, costume, eyebrows, 6+girls, animal ears, black hair, blonde hair, blue eyes, brown eyes, brown hair, candy, cat ears, cosplay, food, hairband, halloween, hat, ho-kago tea time, jack-o'-lantern, long hair, multiple girls, pumpkin, short hair, trick or treat, twintails, witch hat