1girl, armpits, arms_up, bikini, blush, breasts, brown_hair, closed_mouth, collarbone, hair_ornament, hair_tie_in_mouth, hairclip, idolmaster, idolmaster_shiny_colors, jewelry, long_hair, looking_at_viewer, medium_breasts, mouth_hold, navel, necklace, osaki_amana, people, ponytail, pool, solo_focus, strapless, strapless_bikini, swimsuit, tying_hair, upper_body, wanimaru, yellow_eyes