Futago-ji is a Tendai Buddhist temple located in Kunisaki, Japan, established in 718 by Ninmon. Situated on Mount Futago, it's known for its historical significance and beautiful treasures like wooden statues and stone carvings. The temple precincts are a Prefectural Historic Site within the Setonaikai National Park, making it a must-visit spot for those interested in Japanese culture and history.