98se-tan, os-tan, 1girl, anger vein, between legs, blush, closed mouth, embarrassed, female focus, frown, grey panties, hair bobbles, hair ornament, hand between legs, hand on own chest, long hair, looking at viewer, neckerchief, no shoes, panties, parted bangs, puffy short sleeves, puffy sleeves, purple eyes, purple hair, school uniform, serafuku, short sleeves, simple background, sitting, socks, solo, tareme, underwear, wariza, white background, white socks, yellow neckerchief