1girl arm_up armpits assertive blue_eyes blue_hair blush bottomless breasts collarbone cowgirl_position fang girl_on_top happy_sex hat hetero jiangshi miyako_yoshika navel nipples no_bra ofuda open_clothes open_mouth open_shirt outstretched_arms penis petite pubic_hair purple_skin pussy_juice saliva sex shirt short_hair shuuru_(raysen) small_breasts smile solo_focus spread_legs straddling sweat sweatdrop touhou vaginal