1girl, ariariaria22, black_headwear, black_shirt, blue_archive, blush, book, halo, hat, holding, holding_book, koharu_(blue_archive), long_sleeves, looking_at_viewer, medium_hair, off_shoulder, open_mouth, pink_eyes, pink_hair, pink_skirt, shirt, simple_background, skirt, solo, twintails, white_background, winged_hat