An OVA bundled with the limited edition of the tankobon of the Kyou no Go no Ni manga. The staff and the cast of the OVA are the same as those of the Kyou no Go no Ni TV anime.

In the dangerous suburbs of Chicago, skilled bounty hunters Irene "Rally" Vincent and "Minnie" May Hopkins run Gunsmith Cats, a firearms store of questionable legality. One day, Bill Collins, an agent for the Chicago branch of the Bureau of Alcohol, Tobacco, Firearms, and Explosives, blackmails Rally and May into working with him on a case. The stakes are high, but Rally’s gunmanship and May’s knowledge of explosives are unmatched. As Rally and May unravel the secrets of the case, the two will need to use guns and grenades while being faster, stronger, and better than everyone else in order to stay alive. [Written by MAL Rewrite]

What if Jesus and Buddha were living on Earth in modern times? What if they shared an apartment in Japan? Saint Young Men is a humorous manga about the daily lives of Jesus and Buddha, with each chapter focusing on some element of modern life, such as Disneyland, rush hour on the train, Christmas, the public pool, carnivals, and more. (Source: Mangafox)

Jesus Christ and Gautama Buddha, the founders of Christianity and Buddhism, are living together as roommates in a Tokyo apartment while taking a vacation on Earth. The comedy often involves jokes about Christianity, Buddhism, and all things related, as well as the main characters' attempts to hide their identities and understand modern society in Japan.