1boy 1girl :d amatsuki_(nico_nico_douga) bangs black_hair blush brown_hair character_request closed_eyes commentary_request cupping_hand from_side hand_on_own_ear hand_up highres kana_(okitasougo222) open_mouth real_life school_uniform serafuku shirt short_hair simple_background smile string string_of_fate string_on_pinky upper_body white_background white_shirt