1girl, 2boys, :d, :o, ahoge, bangs, beamed_eighth_notes, blush, bow, brother_and_sister, collared_shirt, comic, cup, drinking_glass, eighth_note, eyebrows_visible_through_hair, gakuran, greyscale, hair_between_eyes, hair_bow, holding, holding_cup, jacket, long_sleeves, monochrome, multiple_boys, musical_note, notice_lines, open_clothes, open_jacket, open_mouth, parted_lips, profile, sailor_collar, school_uniform, serafuku, shirt, siblings, sleeves_past_wrists, smile, striped, striped_shirt, sweat, v-shaped_eyebrows