juu (juuzi), amami haruka, kisaragi chihaya, idolmaster, idolmaster (classic), plaid, bad id, bad pixiv id, 00s, 2girls, blue hair, book, brown hair, chair, desk, female focus, full body, glasses, hair ribbon, holding, holding pen, kneehighs, long hair, looking at another, multiple girls, necktie, notebook, on chair, open book, pen, pencil case, ribbon, rough time school, school desk, school uniform, serafuku, shirt, shoes, short hair, short sleeves, simple background, sitting, skirt, sleeves rolled up, smile, socks, sweatdrop, uwabaki, white background