band-width, doodle sensei (blue archive), rin (blue archive), sensei (blue archive), blue archive, absurdres, commentary, highres, paid reward available, 1boy, 1girl, abs, alternate breast size (larger), beach, bikini, black hair, blue eyes, blue hair, breasts, cleavage, cloud, collarbone, colored inner hair, glasses, hair behind ear, halo, hand on another's hip, huge breasts, long hair, multicolored hair, parted lips, pointy ears, ponytail, semi-rimless eyewear, sky, smile, sound effects, swimsuit, white bikini