Norn9

is a PlayStation Portable otome game, developed by Otomate and published by Idea Factory. A PlayStation Vita port, entitled Norn9: Var Commons, was released on December 11, 2014 followed by a fandisk entitled Norn9: Last Era was released on April 2, 2015. The anime adaptation aired from January 7 to March 31, 2016.

Plot
In the future. young elementary-schooler Sorata Suzuhara, from the Heisei Era, is warped through a time skip after being guided by one particular song. Arriving to an unfamiliar world with the towns resembling those from the Meiji or Taishō period from his textbooks, he meets three heroines and nine heroes and joins them on a journey aboard the mysterious Norn ship, a giant globe that floats in midair.