1girl 92m ahoge book breasts brown_hair chair commentary_request cover cover_page denim eyewear_on_head glasses hair_behind_ear highres holding holding_book jeans kinshi_no_ane light_blush long_sleeves looking_at_viewer open_book original pants parted_lips red-framed_eyewear red_rope rope shibari short_hair sideways_glance simple_background sitting solo sweatdrop sweater teeth turtleneck turtleneck_sweater white_background