1girl absurdres ass_visible_through_thighs bangs bare_shoulders bikini blue_sky breasts brown_eyes cloud commentary flipped_hair front-tie_bikini_top front-tie_top grey_hair hair_ribbon highres idolmaster idolmaster_million_live! karua_(karua23) lens_flare medium_breasts medium_hair navel open_mouth outdoors parted_bangs polka_dot polka_dot_bikini polka_dot_ribbon red_bikini red_ribbon ribbon sky smile solo sparkle swimsuit tokugawa_matsuri wading water