The show was divided into 2 seasons. In 1961, it was aired in the first season as "Instant History" with 312 episodes, each being just 3 minutes long. The second season "Otogi Manga Calendar" aired 312 episodes, with each being 5 minutes long. While it was the first series ever broadcast on TV, it should not be mistaken as the first anime ever broadcast. Three Tales was the fir... (展開全部)