Pyun Pyun Maru
Japanese title: ピュンピュン丸
Alternative titles: Hana no Pyun Pyun Maru
Type: TV
Source: Unknown
Episodes: 26
Status: Finished Airing
Aired: Jul 3, 1967 to Mar 30, 1969
Broadcast: Unknown
Duration: 25 min per ep
Rating: G - All Ages
Studios: Toei Animation
Producers: TV Asahi
Genres: Comedy
Themes: Martial Arts

The Ninja Pyun Pyun-Maru and his brother Chibi-Maru are working at an office that accepts anything. They solve unexpected happenings caused by other Ninjas. 

(Source: TOEI Animation Europe catalog)