1girl akagashi_hagane animal_ears armpit_crease bangs barefoot between_legs blush breasts commentary_request completely_nude crystal embarrassed from_side full_body greyscale groin hair_between_eyes half-closed_eyes hand_between_legs jewelry long_bangs looking_at_viewer looking_to_the_side medium_breasts monochrome mouse_ears mouse_girl mouse_tail nazrin necklace nipples nude pendant red_eyes short_hair simple_background sitting sketch solo spot_color stomach sweat tail tail_raised touhou wariza white_background