Tsuyazaki Kofun Group

What it is

• A group of ancient burial mounds, called kofun.
• Built between the 5th and 7th centuries.
• Designated a National Historic Site in 2005.
• Largest kofun group in northern Kyushu.

What to see

• Sixty existing kofun, including keyhole, round, and square tombs.
• Katsuura Inoura Kofun, a 70-meter-long keyhole-shaped tomb.
• Katsuura Mine no Hata Kofun, a 97-meter-long keyhole-shaped tomb.
• Miyajidake Kofun, a round tomb with a 23-meter stone chamber.
• Artifacts from Miyajidake Kofun are National Treasures.
• Aradiken Kofun, a 101.7-meter keyhole-shaped tomb.

Notes written by Japan Gems from facts in Japanese Wikipedia.