sasaki mutsumi, orihara kozue, sakihata rimi, chaos;head, chaos;head love chu chu!, science adventure, highres, official art, 2girls, antenna hair, beach, bikini, black bow, blonde hair, blue sky, bow, breasts, cleavage, cloud, collarbone, finger to face, gluteal fold, grin, hair between eyes, hair bow, head tilt, leaning forward, long hair, medium breasts, multiple girls, narrow waist, navel, ocean, one-piece swimsuit, one eye closed, outdoors, pink eyes, pink hair, purple one-piece swimsuit, red bow, red eyes, side ponytail, sky, small breasts, smile, striped bikini, striped clothes, summer, swimsuit, thick thighs, thighs, twintails, v arms, very long hair, water