1girl, ass, blue_eyes, blue_skirt, blush, breasts, frog_hair_ornament, from_behind, from_below, green_hair, hair_between_eyes, hair_ornament, kochiya_sanae, large_breasts, liya, long_hair, looking_at_viewer, looking_back, open_mouth, panties, pleated_skirt, school_uniform, serafuku, side-tie_panties, skirt, snake, solo, touhou, underwear, white_panties, white_snake