The Hundred Line: Last Defense Academy

The Hundred Line: Last Defense Academy is a visual novel and tactical role-playing video game developed by Too Kyo Games and Media.Vision and published by Aniplex. It was one of the first games announced by Too Kyo Games in 2018 and was released on April 24, 2025 for the Nintendo Switch and Windows.

The player controls a high school student named Takumi Sumino, who lives in the underground Tokyo Residential Complex. When the complex is attacked by invaders, Sumino fights back and finds himself at the Last Defense Academy, a school in a destroyed city continuously under attack by invaders and their leader, V'ehxness. After defending the school for 100 days, the player can re-do previous events in the game, altering the course of the narrative.

The game was a collaboration between directors Kazutaka Kodaka and Kotaro Uchikoshi. Kodaka's initial pitch of the game that had 100 potential narrative routes for the player to traverse. By September 2023, the writing team was not complete, leading Uchikoshi and Kodaka to hire more writing staff. Too Kyo Games went into debt while developing the game, leading the studio to take out a loan to fund development.

The Hundred Line: Last Defense Academy was the highest selling new release in Japan for the Nintendo Switch from April 21 to May 4, 2025. It garnered "generally favorable reviews", according to review aggregator site Metacritic.