tsubame tsubakura, b-daman, battle b-daman, artist request, lowres, 1990s (style), 1boy, all fours, anus, ass, bare arms, bare shoulders, bed, belt, blue hair, blush, blush stickers, bottomless, dark-skinned male, dark skin, elementary school age, erection, from behind, green eyes, looking at viewer, looking back, male focus, medium hair, naked shirt, nipples, no male underwear, on bed, open mouth, penis, perineum, profile, red belt, retro artstyle, shiny skin, shirt, shota, simple background, sleeveless, solo, spread legs, tank top, testicles, uncensored, white background, wristband, yellow tank top