Prehistoric Culture of Bashi Channel

Research Project

Project/Area Number	62043061
Research Category	Grant-in-Aid for Overseas Scientific Research
Allocation Type	Single-year Grants
Section	調査総括
Research Institution	Kumamoto University
Principal Investigator	SHIRAKIHARA Kazumi Professor of Archaeology at Kumamoto University, 文学部, 教授 (60089141)
Co-Investigator(Kenkyū-buntansha)	UMAHARA Kazuhiro Teacher at Sugimori Girls High School, 教諭 (00168741) KINOSHITA Naoko Lecturer at Baiko-Jyogakuin University, 講師 (70169910) SAKAI Ryuichi Associate Professor at Nara University, 文学部, 助教授 (00153859) AOYAGI Yooji Associate Professor at Sophia University, 外國語学部, 助教授 (60146800)
Project Period (FY)	1986 – 1987
Project Status	Completed (Fiscal Year 1987)
Budget Amount *help	¥1,900,000 (Direct Cost: ¥1,900,000) Fiscal Year 1987: ¥1,900,000 (Direct Cost: ¥1,900,000)
Keywords	Survey / Batan and Subtang island / Excavation / Sunget site / Tayid site / ca / 2000 B / P / Diojo Point site / fortress / 450 B
Research Abstract	An archaeological survey conducted by our team at the Batan and Subtang islands has ascertained a lot of prehistoric sites and laid the foundations of our future researches. An analysis of pottery samples uncovered in the Sunget and Tayid sited by the thermo- luminescence method,we have obtained the results of 2420+-250 B.P.,and 1920+-150-2290+-200 B.P. for the sites respecitively. Moreover,the Diojo Point Site(450+-60 B.P.)has been identified as a fortress and the valuable meterials uncovered there has clarified a general idea of the social conditions just prior to the Spanish Invasion.