10. Sore Ike! Anpanman with 1310+ Episodes
The ongoing adventures of these superheros (made from bread) is one of the most popular series in Japan. Having aired for over 20 years, it is beloved by viewers of all ages. Along with being one of the longest running anime in history, Anpanman is also part of one of the largest franchises in Japan, flourishing in the entertainment, leisure, food, anime, and gaming industries.
More On Top 15 Longest Running Anime Next