Kami wa Game ni Ueteiru. Kamigami ni Idomu Shounen no Kyuukyoku Zunousen (Associated Names)

The Ultimate Brain Games, “Play of the Gods” made by their supreme grace, Gods, who had too much spare time probably. A former God, Leche, who woke up from a long slumber; declared unto the world: “Bring forth the person who is the best in Games in this era!” The test given to the humankind…