1boy, 3girls, adapted_turret, admiral_(kancolle), bad_pixiv_id, black_hair, blunt_bangs, breasts, brown_eyes, brown_hair, cannon, chalkboard, character_doll, door, failure_penguin, indoors, jewelry, kantai_collection, kitakami_(kancolle), kitakami_kai_ni_(kancolle), little_boy_admiral_(kancolle), long_hair, long_sleeves, medium_breasts, midriff, miss_cloud, mochisaka_mitsuki, multiple_girls, navel, neckerchief, ooi_(kancolle), ooi_kai_ni_(kancolle), open_door, photo_(object), pleated_skirt, ring, sailor_collar, school_uniform, sendai_(kancolle), serafuku, short_sleeves, skirt, sweatdrop, wedding_ring, white_neckerchief, yellow_sailor_collar, yellow_serafuku, yellow_skirt