1girl, ahoge, arms on table, artist name, black eyes, black hair, black sweater, close-up, closed mouth, crossed arms, eyelashes, greyscale, hair ornament, half-closed eyes, hand on own arm, head on table, head rest, lined paper, long sleeves, monochrome, paper, raised eyebrows, school uniform, short hair, signature, solo, sweater, upper body, upturned eyes, x hair ornament