onigirikun, ellis xillia, choukou (alicesoft), choukou shinki ixseal, game cg, non-web source, official art, variant set, 1boy, 3girls, black hair, black one-piece swimsuit, blue hair, blue one-piece swimsuit, blue sky, blush, breasts, camera, censored, closed eyes, clothes pull, clothing aside, cloud, competition swimsuit, covered erect nipples, day, dutch angle, faceless, grabbing another's breast, grabbing from behind, grin, groping, hair between eyes, hand under clothes, hetero, large breasts, lifting another's clothes, long hair, mosaic censoring, multiple boys, multiple girls, one-piece swimsuit, one-piece swimsuit pull, open mouth, outdoors, penis, pool, public indecency, pussy, reverse upright straddle, school swimsuit, sex, sex from behind, sky, smile, spread legs, straight hair, swimsuit, swimsuit aside, vaginal, very long hair, wet