1boy, 1girl, ajiro_shinpei, bare_arms, blonde_hair, blue_eyes, blue_one-piece_swimsuit, closed_mouth, competition_school_swimsuit, copyright_name, copyright_notice, gun, hair_between_eyes, handgun, heterochromia, holding, holding_weapon, jewelry, kofune_ushio, long_hair, looking_at_viewer, necklace, one-piece_swimsuit, revolver, school_swimsuit, seashell, shell, shell_necklace, summertime_render, swimsuit, very_long_hair, weapon