1boy 1girl alternate_costume bangs blush breasts bulge clothes_lift commentary_request cowboy_shot cowgirl_position dirt erection erection_under_clothes flat_cap girl_on_top greyscale hair_bobbles hair_ornament half-closed_eyes hat hetero highres kawashiro_nitori large_breasts looking_at_viewer medium_hair monochrome nipples ooyama_bokuchi open_fly open_mouth panties pants panty_peek pov shirt_lift solo_focus straddling sweat tank_top touhou translation_request two_side_up underwear v-shaped_eyebrows zipper