The Sanix World Rugby Youth Invitational Tournament is an international rugby union tournament for 15-a-side youth teams which is held every year during the Golden Week holidays in Fukuoka prefecture, Japan. Participation is by invitation only, and the overseas schools selected by their respective unions to represent their country are generally expected to be of a high standard and among the top five in each country. The event is hosted by the Japan Rugby Football Union and supported by various local bodies including the Kyushu RFU, the Sanix Sports Foundation and Munakata City. The Global Arena in Munakata, Fukuoka on the island of Kyūshū is the venue for this tournament.

Fukuoka Prefecture is a prefecture of Japan located on the island of Kyūshū. Fukuoka Prefecture has a population of 5,109,323 and has a geographic area of 4,986 km2. Fukuoka Prefecture borders Saga Prefecture to the southwest, Kumamoto Prefecture to the south, and Ōita Prefecture to the southeast.