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 media franchise based on an ongoing (as of 2021) Japanese four-panel manga series written and illustrated by Masaki Andō. The manga has released 10 tankobon volumes with the most recent releasing on May 27, 2021. A short-form (3 min episodes) anime television series adaptation by Creators in Pack and Saetta premiered on April 4, 2021 and ran for 12 episodes to June 20, 2019. A second season started airing on January 5, 2020 and ran for 12 episodes to March 22, 2020. A third season (LEVELS joined as lead studio and had worked on the previous two adaptations) premiered on January 10, 2021 also running 12 episodes to March 28, 2021.

The series generally is considered to have the purpose of promoting interest in regional cultural differences of the area of Nagoya, Aichi prefecture. Nagoya is the largest metropolitan area on the south coast of Honshu in the Chubu region between the Kansai (closer to Nagoya) and Kanto (Tokyo) regions.

Synopsis

 * After growing up in Tokyo, high school student Jin Kaito moves to Nagoya where he meets Yatogame Monaka, a fellow student who puts her Nagoya dialect on full display. With her cat-like appearance and unvarnished Nagoya dialect, Yatogame won't open up to him at all. This popular local comedy is increasing the status of Nagoya through observation of the adorable Yatogame-chan!

Characters
Monaka   Kaito    Yanna    Mai Toshika   Rin    Lala    Teppei Shiharu   Nanaho    Serura    Tsuji
 * Main
 * Monaka Yatogame (八十亀 最中, Yatogame Monaka) portrayed by Haruka Tomatsu
 * Kaito Jin (陣 界斗, Jin Kaito) portrayed by Mitsuhiro Ichiki
 * Yanna Sasatsu (笹津 やん菜, Sasatsu Yanna) portrayed by Mikako Komatsu
 * Mai Tadakusa (只草 舞衣, Tadakusa Mai) portrayed by Yūki Wakai
 * Supporting
 * Recchiri-sensei (レッチリ先生, Rekkiri sensei) portrayed by Tetsu Inada
 * Toshika Jin (陣 繁華, Jin Toshika) portrayed by Hisako Tōjō
 * Lala Shonai (初内 ララ, Shonai Rara; S2) portrayed by Yoshino Nanjō
 * Rin Jandara (雀田来 鈴, Jandara Rin; S2) portrayed by Eriko Matsui
 * Teppei (鉄平, Teppei; S2) portrayed by Kenji Akabane
 * Shiharu Itenmae (一天前 紫春, Itenmae Shiharu; S2) portrayed by Honoka Kuroki
 * Nanaho Koshiyasu (輿安 七帆, Koshiyasu Nanaho; S3) portrayed by Ayasa Itō
 * Serura Dobe (土辺 世瑠蘭, Dobe Serura; S3) portrayed by Maria Naganawa
 * Masahide Tsuji (辻 優秀, Tsuji Masahide; S3) portrayed by Junji Majima