Pony Canyon is handling the home video release plans for the spring 2018 anime series Layton Mystery Tanteisha: Katri no Nazotoki File and have now updated their plans.
The distributor has now set the fourth box set release for next year as well as updating the singles with four more volumes.
The project has Akihiro Hino serving as the creative director and working on the series composition with Susumu Mitsunaka on board as the hands-on director.