1girl, antenna_hair, breasts, closed_mouth, collared_shirt, dated, detached_sleeves, frog_hair_ornament, hair_ornament, holding, itou_yuuji, kochiya_sanae, large_breasts, long_hair, long_sleeves, looking_at_viewer, monochrome, nib_pen_(medium), photo_(medium), shirt, signature, smile, snake_hair_ornament, solo, touhou, traditional_media, upper_body, wing_collar