is a Japanese anime

Anime

is the Japanese abbreviated pronunciation of "animation". The definition sometimes changes depending on the context. In English-speaking countries, the term most commonly refers to Japanese animated cartoons....

 television series created by Tatsuo Yoshida

Tatsuo Yoshida

was a Japanese cartoonist, writer and anime pioneer who founded the anime studio Tatsunoko Productions.Born in 1932, Yoshida grew up in the hardship of war-torn Japan. A self-taught artist, his first job was as working for local newspapers in Kyoto...

 and directed by Ippei Kuri. The series aired on Fuji TV from April 2, 1969 to September 24, 1969, totaling 26 episodes.

The series stars a teenage martial artist named Sanshiro (voiced by Ikuo Nishikawa

Ikuo Nishikawa

is a Japanese voice actor who works for Production Baobab.-Notable voice roles:*Jim in Adventures of Tom Sawyer *Elder Hestia in Appleseed *Godo in Berserk*Hugh W. Conwell in Blue Submarine No. 6*Robert J...

), trained in the Kurenai School of Jiujitsu and centers around his search for his fathers killer. Accompanying Sanshiro is an orphaned boy named Kenbo (voiced by Kenbo Kaminarimon) and his pet dog Boke (voiced by Hiroshi Otake). Sanshiros only clue to his fathers murderer is a glass eye left on the scene of the crime, suggesting that his fathers murderer was one-eyed. Thus many of the villains Sanshiro fought during the course of the series were one-eyed or had one eye concealed with an eye-patch.

The opening theme was performed by Mitsuko Horie

Mitsuko Horie

is a Japanese seiyū and singer. She was born on March 8, 1957 in Yamato, Kanagawa, Japan. She has voiced several characters throughout her career, such as Sailor Galaxia in Sailor Moon: Sailor Stars and Remi in the Nippon Animation World Masterpiece Theater series Remi, Nobody's Girl...

(her first) when she was just 12 years old.