A series of video games based on the character also appeared.
No further series appear to be planned for development in the near future.
Since then, the series have appeared on various other channels.
The series has appeared now in over ten countries and languages.
The series appears to show both title characters living in the same house.
During the 1550s and 1560s, a whole series of propaganda appeared.
A new series appeared when management felt that there were enough running changes made.
The 230 series appeared in 1971 and was produced through 1975.
The series now appears in 56 countries, he said, and is seen by 25 million children every day.
These other series first appeared around the 1950s outside the States.