Historic Sites, Places of Scenic Beauty, and Natural Monuments of Toyama

Located in Himi City, Toyama Prefecture, Asahi Shell Mound is a National Historic Site celebrated as the place where Japan's first prehistoric dwelling floors with hearths were scientifically identified. Its rare marine-shell layers, the famous basket-shaped Jomon pottery, and a 16-centimeter jadeite ceremonial bead all illuminate Early-to-Middle Jomon life roughly 5,000 to 3,000 years ago, marking a turning point in the history of Japanese archaeology.

Discover the Iikubo Gourd Stones of Himi City, Toyama — a National Natural Monument since 1941. Learn about these rare gourd-shaped nodules, their fascinating geology, local legends, and where to view them.

Discover the Inotani Anticline-Syncline, a nationally designated Natural Monument in Toyama City. This spectacular fold structure from the Early Cretaceous period reveals Earth's dynamic history along the scenic Jinzu River gorge.

Toyama’s registered properties across designations, with featured heritage and travel notes.

The complete kokuhō catalogue — browse by prefecture, period, and category.

Nationwide jūyō bunkazai — architecture, sculpture, painting, crafts, and documents.