Horyu-ji is a Buddhist temple in Ikaruga, Nara Prefecture, Japan. Its full name is Horyu Gakumonji, or Learning Temple of the Flourishing Law, named as such because the site serves as a seminary as well as a monastery. The temple is widely acknowledged to have some of the oldest wooden buildings existing in the world, and is one of the most celebrated temples in Japan.In 1993, Horyu-ji was inscribed as a UNESCO World Heritage Site and the Japanese government lists it as a National Treasure.