What if Jesus and Buddha were living on Earth in modern times? What if they shared an apartment in Japan? Saint☆Oniisan is a humorous drama about daily lives of Jesus Christ and Gautama Buddha who 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.

SAINT☆YOUNG MEN 2nd Century imagines a world where Jesus Christ (Kenichi Matsuyama; Death Note) and Gautama Buddha (Shōta Sometani; Himizu) take a vacation on earth and become roommates in an apartment in Tokyo. When the two attempt to hide their identities and partake in all that modern Japanese society has to offer, including cosplay in the otaku mecca that is Akihabara, hilarious antics are sure to ensue! From shopping for rice cookers to playing the lottery, not to mention an unexpected brush with the law—this film offers a refreshing and imaginative narrative of two supreme beings’ perspectives of the mundanity of everyday life in Japan. Based on the popular slice-of-life manga SAINT☆YOUNG MEN, serialised in Japan since 2006, this comedic series of vignettes featuring Jesus and Buddha are sure to put a smile on your face.

A group of saints living together in a room in Tokyo's tachikawa apartment, the awakened man Buddha and the son of god Jesus, form an effort to make jokes in order to challenge the manga. Then enjoy the first experience of the karaoke box, in order to escape the heat and enter the family restaurant to sleep for a long time, enjoy the life of the lower world.

There are saints living in Tokyo, Japan: Buddha the Enlightened One, and Jesus, Son of God. After successfully bringing the previous century to a close, the two share an apartment in Tachikawa while enjoying some well-earned time off down on Earth. Buddha pinches pennies like a typical neighborhood housewife, while Jesus is prone to making impulse buys.