The first trailer for Layton’s Mystery Detective Agency: Katrielle’s Mystery Files has been released, which also reveals the air date, as reported on Natalie.

Based on the spin-off game, Layton’s Mystery Journey: Katrielle and the Millionaires’ Conspiracy, the series has Katrielle running the Layton Detective Agency. Initially looking for her missing father, Professor Hershel Layton (who is glimpsed in the trailer), she finds herself solving mysteries in London along with her assistant Noah and her dog Sherl.

The official website has also been updated with the image of the character Simon Wright (voiced by actor and singer Tsubasa Imai). The character appears in the first episode, turning to Katrielle for help after his wife and daughters go missing.

From animation studio LIDENFILMS, the series is directed by Susumu Mitsunaka (writer and director of Haikyuu!!). Katrielle will be voiced by Kana Hanazawa. Joining her will be Jurota Kosugi voicing Sherl, Kyosuke Ikeda voicing Noah (Ernest) and Yohei Tadano voicing Darjeeling Aspoirot (Ercule Hastings).

Layton’s Mystery Detective Agency: Katrielle’s Mystery Files will be broadcast in Japan on Fuji TV from 8 April 2018.