1girl absurdres bangs blue_eyes blue_skirt blush breasts collarbone cover cover_page doujin_cover finger_to_mouth frog_hair_ornament green_hair hair_ornament hair_tubes head_tilt highres index_finger_raised kochiya_sanae large_breasts long_hair looking_at_viewer nipples nose_blush off_shoulder open_mouth shirt sitting skirt snake_hair_ornament socks solo sweat techi_(techi35499) touhou white_legwear white_shirt