1girl, 4boys, anniversary, bald, bandana, bandana_over_mouth, baseball_bat, black_eyes, black_hair, blue_shirt, buck_teeth, buttoned_cuffs, buttons, chibita, child, covering_mouth, evil_grin, evil_smile, facial_hair, facial_mark, formal, glasses, grin, hair_bun, holding, holding_baseball_bat, holding_knife, husband_and_wife, jacket, knife, looking_at_viewer, looking_back, male_focus, maririnbo, matsuno_matsuyo, matsuno_matsuzou, matsuno_osomatsu, multiple_boys, mustache, osomatsu-kun, plaid, plaid_jacket, reflection, sanpaku, scared, shirt, single_hair_bun, smile, suit, teeth, tougou_(osomatsu-kun), whisker_markings, worried