1961 | 1 Episodes
Season 1 of Heikki ja Kaija premiered on September 14, 1961.
1964 | 1 Episodes
Season 2 of Heikki ja Kaija premiered on October 5, 1964.
1965 | 48 Episodes
Season 3 of Heikki ja Kaija premiered on September 27, 1965.
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