Synopsis
Mighty Cat Masked Niyander is a 2000 children’s superhero anime series produced by Sunrise, loosely based on children’s book of the same name by author Takashi Yanase. It is directed by Tsutomu Shibayama and written by Mitsuki Nakamura.
Original title ニャニがニャンだー ニャンダーかめん
First air date Feb. 06, 2000
Last air date Apr. 23, 2000
Seasons 1
Episodes 138