Layton Mystery Detective Agency: Kat's Mystery‑Solving Files (2018)
Original title: レイトン ミステリー探偵社 ～カトリーのナゾトキファイル～
Layton Mystery Detective Agency: Kat's Mystery‑Solving Files is a 2018 Japanese-language animation series. It stars Kana Hanazawa, Koichi Yamadera and Kyousuke Ikeda.
The story is set in London and follows Katrielle as she solves mysteries with her talking dog Sherl.