1girl, birthday, blush, boots, breasts, bubble, earrings, fish, gloves, hair_between_eyes, hair_ornament, half_updo, jewelry, koi_ni_naritai_aquarium, long_hair, looking_at_viewer, love_live!, love_live!_sunshine!!, medium_breasts, midriff, ocean, red_hair, sakurauchi_riko, sakutatsu, smile, solo, thigh_boots, underwater, white_gloves, yellow_eyes