This is a summary report on the five ruins that excavated in FY 1988. Nosaka Nakayama remains (Setagaya Nakayama Iki) is a ruins of the middle ages (around the Kamakura period). It is characterized by many celadons and white porcels imported from China. Among them, the white porcelain two-ears small vase (a lot of lots of southern cloves) is decorated with a brilliant pattern of arabesque and lotus cow, is 6.3 cm tall and pretty. It is considered to be the product of the Fujian province's original (14th century). Mahurikaba ruins (Magari-boba Keikokushi) were surveyed in 47 reservoir holes in the early period of the Yayoi Era (a stone pavement and an underground formula), pottery with characteristics of both the gateway area and the Fukuoka plain area Found. Tamayama temple ruins (Michiyama 's top ruins) have been found on soil tombs (dragonfly and digging graves) and pillar holes (pitchers). Morning choice Myomi ruins (Asamachi Mike Ichiki) were surveyed for 4 tomb burial mounds from the early to the middle of the Kofun era. The # 1 mound dating back to the previous term is holding a bamboo-tree casket in the clay 槨 (Neckka). Takekumaru raise ruins (Takeumaru Ogasei) have found a large excavation pillar (Hibaibashira) building and roof tiles from the second half of the 8th century to the first half of the 9th century. An ancient railway station (an office-like facility connecting horses) a theory that remains as an important remains.