Layton's daughter is now the main character.
During the Level-5 Vision event this afternoon the company revealed Lady Layton for Nintendo 3DS, iOS and Android. The game will be released in Spring 2017 in Japan (that’s our Autumn).
The titular lady is in fact Professor Layton’s daughter. We’ll have more on the game as the trailer is dissected and translated.
I'm not calling it the other thing.
Different ways for however you're set up.