1girl, akitsu_tombo, bare_shoulders, blunt_bangs, clenched_hand, close-up, collarbone, detached_sleeves, earrings, glasses, green_eyes, grey_hair, hat, hat_ribbon, jewelry, kikkou_sadamune_(tenka_hyakken), looking_at_viewer, parted_lips, ribbon, single_earring, sleeveless, sleeveless_turtleneck, sleeves_past_wrists, tenka_hyakken, turtleneck, twintails