Season 0 of Tetsuwan Atom premiered on March 7, 1959.

Season 1 of Tetsuwan Atom premiered on March 7, 1959.

Season 2 of Tetsuwan Atom premiered on June 6, 1959.

Season 3 of Tetsuwan Atom premiered on September 5, 1959.

Season 4 of Tetsuwan Atom premiered on December 5, 1959.

Season 5 of Tetsuwan Atom premiered on March 5, 1960.