Stay hungry, investigators.
Sui Ishida himself designed the main antagonist, Jail, and wrote the original scenario. You also get deep, character-specific routes for Touka, Nishiki, Tsukiyama, and even a young Arima. The Translation Problem Bandai Namco released Jail exclusively in Japan. There was never an official English release. Because the Vita is a dead platform (discontinued in 2019), an official localization is never going to happen. Tokyo Ghoul Jail English Translation
If you own a Vita and have been staring at your dusty memory card, this is the reason to blow the dust off. The 24th Ward is finally open to English speakers. Stay hungry, investigators