2girls, bangs, bunny, chair, eighth_note, hair_bobbles, hair_ornament, hands_on_another's_cheeks, hands_on_another's_face, leaning_forward, long_hair, military, military_uniform, monochrome, multiple_girls, musical_note, school_uniform, serafuku, sitting, sitting_on_head, sitting_on_person, sketch, smile, spoken_musical_note, sweatdrop, twintails, uniform