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v · d · eProfessor Layton and the
Mystery Journey Logo
Mystery Journey Boxart Japanese
Game codesMJ
Release dateNintendo 3DS
  • JP July 20, 2017
  • NA Autumn 2017
  • EU Autumn 2017

iOS / Android

Mode(s)Single Player
Release order
PreviousProfessor Layton and the Azran Legacy
PreviousProfessor Layton and the Unwound Future
In other languages
日本語レイトン ミステリージャーニー カトリーエイルと大富豪の陰謀
Reiton Misuterījānī Katorīeiru to Dai Fugō no Inbō
DeutschLayton's Mystery Journey: Katrielle und die Verschwörung der Millionäre
EspañolEl misterioso viaje de Layton: Katrielle y la conspiración de los millonarios
FrançaisL'aventure Layton: Katrielle et la conspiration des millionnaires
ItalianoLayton's Mystery Journey: Katrielle e il complotto dei milionari
NederlandsLayton's Mystery Journey: Katrielle en het miljonairscomplot
한국의레이튼 미스터리저니: 일곱 대부호의 음모

Layton's Mystery Journey: Katrielle and the Millionaires' Conspiracy is a new upcoming game in the Professor Layton series. It features Katrielle Layton, the daughter of Professor Layton. With the help of her talking dog Sherl, she solved various smaller mysteries in London in the hope of finding her missing father.

The game was officially revealed on July 27th 2016, during LEVEL-5 Vision 2016[2]. The name "Lady Layton" was already leaked the day beforehand due to a leaked trademark of LEVEL-5[3].

The puzzles of the game are designed by Kuniaki Iwanami, due to the passing of Akira Tago.

Story Edit

There are seven millionaire, known as the "Seven Millionaires of London", that the title refers to. Katrielle's father, Hershel Layton, has gone missing.

  • Episode One: "Clockwork Sweets"

One of the hands of Big Ben has gone missing and the police call upon Katrielle to solve the case.[4]


Note: Romanizations not official, please correct where needed


Main article: Gallery:Layton's Mystery Journey

Trivia Edit

  • Akihiro Hino (LEVEL-5 CEO) stated in a Famitsu article that LEVEL-5's reason for creating a female protagonist was because more than half of all players of the Professor Layton series were female, and selected a female protagonist to appeal more to players[5].

External LinksEdit


  1. ^ a b Layton’s Mystery Journey, formerly Lady Layton, launches for 3DS in Japan and smartphones worldwide on July 20 - Gematsu
  2. ^ New Titles Announced at “LEVEL-5 Vision 2016: New Heroes” Event - LEVEL-5 International America
  3. ^ New Level-5 trademarks include 'Lady Layton,' two more Yo-kai Watch games - Destructoid
  4. ^
  5. ^ Lady Layton: why the protagonist is a woman, game structured like a TV series - Perfectly Nintendo

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