1boy, 1girl, bikini, blush, breasts, closed_eyes, comic, greyscale, indoors, large_breasts, medium_hair, monochrome, open_mouth, original, plaid, plaid_bikini, short_hair, short_ponytail, short_sleeves, side_ponytail, smile, sparkle_background, sweat, sweatdrop, swimsuit, tachibana_yuu_(yakitomato), takahashi_keita_(yakitomato), yakitomato