Nakanoyama Kofun

Gyōda-shi, Japan

Freely accessible

Public space — no opening hours to check.

Strollie cannot guarantee access — always check before you travel.

The Nakanoyama Kofun is a keyhole-shaped burial mound (zenpō-kōen-fun) built around 600 CE in Gyōda, Saitama Prefecture, in Japan's Kantō region. Originally designated a National Historic Site in 1938, it was elevated to Special National Historic Site status in 2020 as part of the Sakitama Kofun Cluster, recognizing its significance within this important grouping of tumuli from the Kofun period.