Report of the survey of Maegata Bay and underwater sites around Ojika Island, Ojika-cho, Nagasaki Pref.

Archaeological report of Ojika-cho cultural property 18
Nagasaki : Ojika-cho Board of Education, 2006.
Umfang/Format: 96 p. : ill., maps ; 30 cm.

Survey of underwater site of Maegata Bay II, Ojika-cho, Nagasaki Pref.

Archaelogical report of Ojika-cho cultural property 21
Nagasaki : Ojika-cho Board of Education : Asian Institute of Underwater Archaeology, 2008.
Umfang/Format: 54 p. : ill., maps ; 30 cm.