Shimanoyama Kofun

This excellently-preserved burial mound dates to between the end of the fourth century and the beginning of the fifth and is one of the 20 largest such burial mounds found in Nara Prefecture. The keyhole-shaped mound is 200 meters long with a 104-meter-long oblong base and 113-meter-in-dimater rounded top. The mound is also 17.42 meters tall and is surrounded by an oblong moat that is 265 meters long north to south and 175 meters wide east to west. According to legend, it is the grave of Soga no Iruka, a member of a powerful governing family who was assassinated.