Layton Mystery Tanteisha: Katri no Nazotoki File Gets New Key Visual for Summer Cours!

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Layton Mystery Tanteisha: Katri no Nazotoki File

Game, Mystery, Adventure

Airing Date:
April 8 2018


Promotional Videos / PV

Official Images / Key Visuals


The Layton Detective Agency motto is “No matter what the mystery is, we solve all.”

The daughter of Professor Layton, Katrielle Layton, along with her talking dog Sheri, and her assistant Ernest Greeves, run the Layton Detective Agency. Daily, they solve strange happenings that occur in London.

Originally, she began working at the Agency as a means to help her find her father, Hershel Layton, who up and disappeared one day. Due to her incredible way of thinking, her skill for solving mysteries has gradually become a hot topic, and eventually, more and more requests come fluttering in.

Characters & Voice Actors List

Katrielle Layton

Voice Actor: Kana Hanazawa

Katrielle is a young girl who loves riddles and strange happenings. Cheerful and friendly, she has excellent manners thanks to the efforts of her father, Professor Layton, who taught her how to be ladylike and how to act with grace and dignity. At first glance, she can come across as pushy with her successive successful reasoning. Her weakness is stylish sweets.


Voice Actor: Juurouta Kosugi

Sheri is Katrielle’s assistant and a talking dog. Other people can only hear him speaking as barking noises, but Katrielle and Earnest are able to understand him and talk with him normally. Even if the case is a serious one, the back and forth between Sheri and Katrielle makes them both burst into laughter. He says that he received his name from a previous famous detective.

Earnest Greeves

Voice Actor: Yasuhiro Ikeda

Earnest is Katrielle’s other assistant. He has a boring aspect to him, but this youngster has a gentle heart. Katrielle calls him “Ernie” and often treats him like he is a part-time worker rather than her assistant, but he respects Katrielle.

Inspector Ercule Hastings

Voice Actor: Youhei Tadano

Ercule is an inspector from Scotland Yard. His conviction to protect the peace in London is very strong and although he looks scary the public place their faith in him. He sometimes hires Katrielle to help him solve especially difficult cases.

Emiliana Perfetti

Voice Actor: TBA

Emiliana has gained a reputation in London as a genius analyst and top tier profiler. She views Katrielle as a rival and whenever the chance arises, she tries to quarrel with her.

Theme Songs
  • Opening Song: Change! by Kana Adachi
  • Ending Song: Daijoubu by Kana Hanazawa

Main Staff
  • Original Creator: Akihiro Hino, Level5
  • Director: Susumu Mitsunaka
  • Assistant Director: migmi
  • Series Composition: Akihiro Hino
  • Character Design: Youko Takada
  • Sound Director: Tomohito Nishiura
  • Original Illustrator: Takuzou Nagano
  • Music: Ryo Tanaka

For more information: Official Website

(Credit Honey’s Anime when you use our description.)