Yatogame-chan Kansatsu Nikki

"Yatogame-chan Kansatsu Nikki" (Japanese: 八十亀ちゃんかんさつにっき, lit. "Yatogame-chan Observation Diary") is a Japanese four-panel manga series written and illustrated by Masaki Andō. It was serialized in Ichijinsha's Monthly Comic Rex magazine from May 28, 2016, to September 27, 2022, and collected into 13 tankobon volumes. The story follows high school student Kaito Jin as he moves from Tokyo to Nagoya. Through his interactions with his classmate Monaka Yatogame, who speaks with a heavy Nagoya dialect, and her friends, he learns about the unique culture and customs of Nagoya. The manga has been adapted into a short-form anime television series, with each episode lasting approximately 3 minutes. The anime has four seasons: Season 1 aired from April to June 2019, Season 2 from January to March 2020, Season 3 from January to March 2021, and Season 4 from April to June 2022. The anime is produced by studios including Creators in Pack, Saetta, LEVELS, and Hayabusa Film. The series aims to promote interest in the regional cultural differences of Nagoya through humorous situations and interactions.