kai xin, koharu (blue archive), blue archive, nhentai, absurdres, commentary, highres, symbol-only commentary, <|> <|>, 1girl, artist name, beret, black hat, black serafuku, black wings, blush, collarbone, english text, feathered wings, halo, hat, head wings, long hair, long sleeves, low wings, neckerchief, off shoulder, open mouth, pink hair, pink halo, pink neckerchief, sailor collar, school uniform, serafuku, simple background, solo, sweatdrop, tag (concept), twintails, upper body, white background, white sailor collar, winged halo, wings