1girl ahoge artist_logo bespectacled black_hair blue_eyes book braid commentary_request cosplay dated frilled_shirt frills glasses hair_over_shoulder hairstyle_connection highres kanon_(kurogane_knights) kantai_collection long_hair long_shirt long_sleeves marie_(sister_princess) marie_(sister_princess)_(cosplay) plaid plaid_skirt round_eyewear shawl shigure_(kantai_collection) shirt simple_background single_braid sister_princess skirt solo white_background