The TV anime Ninin ga Shinobuden / Ninja Nonsense is available in sub and dub on Crunchyroll.
It has been 20 years since the original series Ninin ga Shinobuden (Ninja Nonsense in the West) was launched in July 2000.
Manga artist Ryoichi Koga announced on his official Twitter last night that his new series Ninin ga Shinobuden Plus / 2×2 = Shinobuden + started serialization on KADOKAWA’s Comic Newtype website.