Tomoki Ogawa

Archeologist and avid puzzle solver Professor Layton and his assistant Luke are caught up in an adventure when a masked figure steals an entire opera house and forces those in attendance to play a high-stakes game. The winner will receive eternal life, but it could mean death for the losers.

Mametchi and his friends must save Tamagotchi world from a book that is beginning to destroy reality, entitled "The World's Happiest Story".