Gotsukahara ancient tomb is located at the top of a mountain in the west side of Hariko Ike (pond). This tomb is also a Zenpo Kouenfun but from the 4th century at beginning of tomb era.
It is a typical shape of early tomb era. The overall length is 94 meter of which 54 meter diameter and 9 meter high at the back and 36 meter long and 4 meter high at the front.