Friend's Prison Game

Friend's Prison Game (友情の檻ゲーム, Yūjō no Ori Gēmu) is the first game in the Adult Tomodachi Game.

Set-Up:
Players: Yuuichi Katagiri, Makoto Shibe, Kei Shinomiya, Keiko Mizutani, Ryusei Taneda, Kuroki, Minami Hudo, Kenji Yamashita, Saori Miyabe, Wataru Ushiroda, Minoru Kawakami, Genjo Tagami

Venue: Friend's Prison Game is set in a large prison

Prize: Everyone who clears the game wins 100 million yen each. Exiled players do not clear the game, and get 100 million yen added to their debt. Successful escapees are presented with a bonus of 200 million yen. When an escapee is confirmed, the each of the remaining prisoners will have 400 million yen added to their debt.

Game Rules:

 * The game is cleared when the players complete their 20-year sentence. The players can also immediately end their sentence and clear the game upon making all 120 thousand domino stand.
 * Violence is prohibited, and violators are punished with an additional 100 million yen in debt along with a game over.
 * It is possible to escape the prison. There is a key to the back gate, and the person who obtains the key can escape whenever the prison guards are not around. Only one person per key can escape.
 * If players suspect someone is trying to escape, they can use the "secret betrayal" system. Players vote every night, and the person selected by more than half of all total votes will be exiled the following morning.