hirai yukio, artoria pendragon (fate), saber (fate), tohsaka rin, fate/stay night, fate/tiger colosseum, fate (series), highres, scan, 00s, 2girls, :o, ahoge, ass, back-to-back, bikini, black hair, blonde hair, blue eyes, blue ribbon, braid, breasts, bun with braided base, cloud, collarbone, copyright name, day, english text, engrish text, fingernails, green eyes, hair bun, hair ribbon, halterneck, japanese text, multiple girls, navel, outdoors, ranguage, red bikini, ribbon, side-tie bikini bottom, sidelocks, single hair bun, sky, smile, swimsuit, twintails, undone bikini, wardrobe malfunction, water, white bikini