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.

Folded Cretaceous sandstone and shale on the Jinzu River in Toyama, a Natural Monument since 1941, now mostly under a reservoir with part visible across the river.

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.