1girl, adapted costume, armpits, arms behind head, arms up, bangs, bikini, black bikini, black headwear, blonde hair, blush, braid, breasts, frilled bikini, frills, hakunetsu denkyu~, hat, kirisame marisa, long hair, looking at viewer, midriff, navel, one eye closed, revision, simple background, single braid, small breasts, solo, stomach, sweat, swimsuit, touhou, twitter username, underboob, upper body, very long hair, white background, witch hat, yellow eyes