1girl, ahoge, alternate_costume, arm_behind_back, bad_pixiv_id, bikini, blue_bikini, blue_eyes, blush, breasts, cleavage, facing_viewer, halterneck, idolmaster, idolmaster_million_live!, long_hair, looking_to_the_side, medium_breasts, navel, outside_border, parted_lips, ryuuzou, solo, stomach, swimsuit, thighs, tokoro_megumi, twitter_username, wet, white_background