1girl alternate_costume black_thighhighs blonde_hair blush bottomless breasts collared_shirt cowboy_shot crystal embarrassed expressionless flandre_scarlet from_below groin hat hat_ribbon highres kashiwagi_yamine looking_at_viewer looking_down medium_hair naked_shirt navel no_bra no_panties one_side_up red_eyes red_ribbon ribbon shirt small_breasts solo thighhighs thighs touhou unbuttoned unbuttoned_shirt underboob white_headwear white_shirt wings