1girl, 3, d, architecture, armpit_crease, backyard, bare_arms, bare_legs, bare_shoulders, black_hair, blush, breasts, brown_eyes, building, bush, collarbone, crossed_bangs, day, east_asian_architecture, feet_out_of_frame, from_side, garden, grass, hair_between_eyes, hair_intakes, hair_ornament, hair_scrunchie, head_tilt, holding, holding_water_gun, hose, house, legs, long_hair, lower_teeth_only, lying, medium_breasts, momoko_(momopoco), on_back, one-piece_swimsuit, open_mouth, outdoors, pillar, ponytail, pool, purple_eyes, school_swimsuit, scrunchie, shed, sidelocks, smile, smug, solo, summer, suou_yuki, swimsuit, teeth, terrace, thighs, tokidoki_bosotto_roshia-go_de_dereru_tonari_no_arya-san, toy, toy_gun, veranda, very_long_hair, wading_pool, water, water_drop, water_gun, wet, yellow_scrunchie