is a Japanese tokusatsu television series created by Go Nagai and Ken Ishikawa and produced by Toyo Agency, Dynamic Productions and Knack Productions in 1976. It was originally aired on Mondays, from 19:30 to 20:00 in Tokyo Channel 12 between October 1976 to March 1977. A manga series was also created, featuring a different story and serialized in the magazine Boken Oh (Akita Shoten).

External links

• at Japan Hero Encyclopedia

• at allcinema

• at D/visual

• at The World of Go Nagai webpage