overview : In the books, the titular Grandma seeks to explore the true meaning of the Japanese phrase "mottainai" after her son asked her what it meant and she couldn't answer. "Mottainai" is a commonly used exclamation that roughly translates to "what a waste!", expressing regret over wastefulness. The Grandma seeks to explore the meaning and importance of "mottainai" in the story.

First Air Date : Jun 05, 2020

Last Air Date : Jun 26, 2020

Runtime : 5m

Episodes : 4

Seasons : 1

Genre : Animation,

Companies : editz, LIDENFILMS

Countries : JP

Keywords : slice of life, educational, anime