yuuma (artist), yuuma (skirthike), fukuzawa yumi, shimazu yoshino, toudou shimako, maria-sama ga miteru, 00s, 3girls, :d, blush, braid, collarbone, comic, frown, gloom (expression), greyscale, hair ribbon, hands on own cheeks, hands on own face, head down, long hair, long sleeves, looking at viewer, monochrome, multiple girls, open mouth, portrait, ribbon, school uniform, serafuku, single braid, smile, triangle mouth, twintails, upper body