Tetsuwan Atom - episode 50 - 09 Dec, 1963
To find Hekku, who had departed to the west in the past but has not returned yet, Astro Boy and Higeoyaji also travel back in time. (Source: Tezuka Productions)
To find Hekku, who had departed to the west in the past but has not returned yet, Astro Boy and Higeoyaji also travel back in time. (Source: Tezuka Productions)