
Sannai Maruyama Ruins is Japan's largest Jomon Ruins located in the northernmost part of Honshu [Aomori Prefecture]
Sannai Maruyama Ruins are ancient ruins located in Maruyama, Sannai Maruyama, Aomori City, Aomori Prefecture, from the early Jomon period to the end of the middle Jomon period (approximately 5,900 to 4,200 years ago)...