Plot: A gate to another world opens in Mikado City, and monsters called Neighbors emerge. Border Defense agent Osamu Mikumo fights them with his 'Trigger
First Episode Aired On:
Sunday, October 5 2014 10 years ago
Last Episode Aired On: Saturday, January 22 2022 3 years ago
Number of seasons: 3 (99 episodes)
Genres: Animation, Action & Adventure, Sci-Fi & Fantasy
Season 1
Season 2
Season 3