1girl, blush, classroom, desk, dress, elbows_on_table, eraser, from_side, greyscale, hair_behind_ear, half-closed_eyes, heart, holding_own_arm, indoors, leaning_forward, long_hair, long_sleeves, long_tongue, looking_at_viewer, looking_to_the_side, mask, mask_pull, mole, mole_under_eye, momokumo, monochrome, mouth_mask, open_mouth, original, pencil_case, pleated_dress, profile, school_desk, school_uniform, sexually_suggestive, shirt_under_dress, sitting, solo, spoken_heart, surgical_mask, textbook, tongue, tongue_out