Sengenyama_Kofun
Sengenyama Kofun
Burial mound in the Kantō region of Japan
Sengenyama Kofun (浅間山古墳) is a Kofun period burial mound located in the Kuraganomachi neighborhood the city of Takasaki, Gunma Prefecture in the northern Kantō region of Japan. It was designated a National Historic Site of Japan in 1927.[1] It is the second largest kofun in Gunma Prefecture after the Ōta Tenjinyama Kofun (Ōta), and third in the Kantō region after the Ōta Tenjinyama Kofun and the Funazukayama Kofun (Ishioka, Ibaraki). It is estimated to have been built around the end of the 4th century and the beginning of the 5th century and is part of a group of 13 tumuli which were concentrated in the vicinity, forming the Kuragano kofun cluster.[2]