The Ideal Method of the Environmental Safeguard in the Yatsushiro Sea Area. Yatsushiro Sea Area Investigation Committee File. 2003, 69
ASAKAWA, M. Environmental Regeneration of the Yatsushiro Sea and Advanced Utilization of Marine Resources Based on the Concept of Seaweed-Forest. Kaiyo Monthly. 2005, 37, 74-78
Minamata Environmental Research & Develop Center Co. LTD. ed. The Development of the Biomass Circulation System between the Land and the Sea Area to Contribute to Environmental Safeguard. Report on City Area (South Area of Kumamoto Prefecture) Project of an Industry-Academia-Government Collaboration Promotion Business Assisted by Ministry of Education, Culture, Sports, Science and Technology. 2006