Ōnojō City and Umi Town, Fukuoka Prefecture
Rating
Cost per person
¥500
Explore the historic Onojo Ruins, an ancient mountain castle constructed in the 7th century to defend against potential invasions. Located in Onojo City and Umi Town, Fukuoka Prefecture, these ruins offer a glimpse into Japan's defensive strategies of the Asuka period. Key highlights include the impressive stone walls and remnants of the castle's structure, accessible via hiking trails. The site provides a blend of historical exploration and natural scenery, perfect for a half-day visit. Be sure to check out the Hyakken Stone Wall, a particularly striking feature. Access is best by car, though hiking trails are also available from Dazaifu.