1930s_(style), 1girl, animification, armpits, arms_up, artist_name, betty_boop, betty_boop_(character), black_leotard, bracelet, breasts, earrings, english_text, fingernails, framed, garter_straps, greyscale, hoop_earrings, jewelry, kajin_(kajinman), kneeling, large_breasts, leotard, lipstick, makeup, monochrome, nail_polish, patreon_username, pointy_footwear, retro_artstyle, short_hair, signature, simple_background, solo, thighlet, web_address