Igano Kabamaru is a tV series anime that premiered in fall 1983, produced by Group TAC.

About the production: the story comes from a manga, there are 24 episodes of about 23 minutes and its current status is "finished".

Its main genres are adventure, comedy and romance, with themes such as School, Ninja, Slapstick and Shoujo.

On AniList, Igano Kabamaru has an average score of 71%, a good score, and appears on 2,694 users' lists.

After the death of Saizou, Kabamaru's horribly strict grandfather and Iga ninja teacher (sensei), an old lady, Ran Akoko, claims that she received a letter from him asking her to take care of his grandson. So Kabamaru runs off with Lady Akoko to the big city Tokyo to gorge on yakisoba, ramen, chow mein, and attend a regular school—which turns out to have weird quirks of its own. (Source: Anime News Network)

Official synopsis from AniList.