riannn desu, oyama mahiro, oyama mihari, onii-chan wa oshimai!, absurdres, commentary, highres, untranslatable commentary, 2girls, :d, ahoge, black hair, blue skirt, blush, closed mouth, collarbone, colored inner hair, cowboy shot, dot nose, dress, green hoodie, grey hair, hair between eyes, hair ornament, hairclip, holding, holding tanzaku, hood, hood down, hoodie, hug, hug from behind, interlocked fingers, medium hair, multicolored hair, multiple girls, open mouth, pink hair, pleated skirt, purple hair, short sleeves, siblings, sidelocks, simple background, sisters, skirt, smile, tanzaku, twintails, two-tone hair, white background, white dress, white skirt, yuri