Rule 34 Dev - 1boy 1girl black_pants blue_shirt blush board_game brown_eyes brown_hair chair desk go_(board_game) green_eyes kuresuku_(lessons) notebook pants school_desk school_uniform seki_toshinari shirt silver_hair simple_background sitting skirt smile sweatdrop tonari_no_seki-kun white_shirt white_skirt yokoi_rumi|10861206759