koi (koisan), original, black legwear, bad id, bad pixiv id, highres, 2girls, blue neckerchief, blush, classroom, desk, digital media player, earbuds, earphones, food, hair ornament, hairclip, hands on headphones, headphones, indoors, long hair, long sleeves, magazine (object), multiple girls, neckerchief, pantyhose, pink eyes, pink hair, plaid clothes, plaid skirt, pocky, purple eyes, purple hair, school, school uniform, serafuku, short hair, skirt, smile