◯大田原市 Otawara city, Tochigi prefecture, JAPAN ◯古墳時代前期 Early Kofun period (4th century) ◯国指定史跡（上侍塚古墳） Nationally Designated Historic Site (Kamisamuraizuka kofun) ◯航空レーザ計測による画像
Kamisamuraizuka kofun (1) is 114m, and Kamisamuraizaukakita kofun (2) is 48.5m. Both of these tombs are zenpo-kohofun (square front, sqare back mounded tombs), and Kamishizuka is the second largest zenpo-kohofun in Tochigi prefecture. They are considered to be the tombs of the local rulers. About 330 years ago, world’s first academic survey was conducted on Kamisamudaizuka kofun and the Shimosamuraizuka kofun located 800 meters to the north (for more information, please refer to the model of Shimosamuraizuka kofun https://sketchfab.com/3d-models/shimosamuraizuka-kofun-d98ec9c9581e42a281b983d567dcf77f).