Director: Sakamoto Koichi [坂本浩一]
Date aired: 2015
Earth has regained peace but is attacked by a new enemy with space-time powers. Musashi, Cosmos' host tells the UPG that the Ultra Warriors along with his Ultra, Ultraman Cosmos, have been sealed inside an evil space-time castle by a warrior woman named Arina. The fate of the entire world will be at stake.