fate (series), fate/grand order, fate/apocrypha, ruler (fate/apocrypha), sen (astronomy), 1girl, /apocrypha, banner, blonde, blush, braid, breasts, buruma, fate, female, gym uniform, happy, jacket, large breasts, long hair, looking at viewer, open mouth, purple eyes, saber ruler, school uniform, shoes, simple background, single braid, skirt, slip-on shoes, smile, solo, sports uniform, tied hair, uwabaki, very long hair, white background, white legwear