Expert Conference on Development of Island’s Sustainable Society “Environemtal issues in Tuvalu and eco-technological management against sea level rise” 沖縄科学技術大学院大学(2014年6月29日).
The 2nd International Seminar of Islands and Oceans, Ocean Polycy Research Institute “Eco-technological management of Tuvalu against sea level rise,” 海洋政策財団(2014年6月18日).
‘International ‘Polylogue’ of Oceania studies “Geo-ecological maintenance of atoll islands with past and future global environmental change” 慶應大学(2014年1月12日).
Japan-Australia Marine Science Workshop “Assessing ocean acidificaton in the field of coral reefs”.オーストラリア大使館(2013年7月11日).
地球温暖化防止とサンゴ礁保全に関する国際会議 – 環境と共生した豊かな美ら海づくりをめざして(環境省主催)“Eco-technologcical management of atoll islands against sea level rise.”沖縄科学技術大学院大学(2013年6月29日).
Kayanne, H.: Submerging atoll islands and its countermeasure. Kyoto Symposium on the Pacific Environment, New Zealand Studies Society, (24 August, 2006, Bukkyo Univ., Kyoto).
Kayanne, H.: Coral reefs in Ryukyu Islands and Southeast Asia. Plenary Special Session “People and Coral Reefs -Message from Southeast Asia and Okinawa” 10th Int. Coral Reef Symposium (30 June, 2004, Okinawa).
Kayanne, H.: Coral reef remote sensing database and monitoring of coral reefs by ASTER. 2001 Spring Meeting, American Geophysical Union (30 May, 2001, Boston).
Kayanne, H.: CO2 absorption and the Sea. 4th General Meeting of International Society for Medical Gases (27 May, 2001, United Nations Univ., Tokyo).
国際シンポジウム・国際ワークショップ主催
International Workshop of Carbonate Chemistry東京大学理学部 [主催] (2015年1月14日).
International Symposium “Ocean Acidification in Coral Reefs 伊藤国際学術ホール [主催] (2013年10月1日).
Mini-Symposium on Coseismic Crustal Deformation and Tsunami in Andaman and Nicobar Islands associated with the 2004 Sumatra-Andaman Eathquake. 13 December, 2005, University of Tokyo (hosted by COE Program “Predictability of the Evolution and Variation of the Multi-scale Earth System”). [主催]
10th International Coral Reef Symposium. 28 June to 2 July, 2004, Okinawa Convention Center, Okinawa (hosted by Japanese Coral Reef Society and International Society for Reef Studies). [主催・事務局長]
Coral Reefs and Global Changes, Special session in 10th International Coral Reef Symposium. 28 June to 2 July, 2004, Okinawa Convention Center, Okinawa (hosted by Japanese Coral Reef Society and International Society for Reef Studies). [主催]
10th International Coral Reef Symposium Pre-Symposium Workshop on Coral Reefs and Global Changes. 13-16 Janurary, 2004, University of Tokyo (hosted by Graduate School of Science, University of Tokyo and Ministry of the Environment) [主催]
CREST International Symposium on CO2 Dynamics in Coral Reefs and Coastal Zone. 25 January, 2002, National Museum of Emerging Science and Innovation, Tokyo (hosted by Japan Science and Technology Corporation). [主催]
International Symposium on Quaternary Environmental Change in the Asia and Western Pacific Region. 14-17 October, 1997, University of Tokyo, Tokyo (hosted by National Committee for Quaternary Research of Japan and Japan Association for Quaternary Research). [事務局]
International Workshop on Response of Coral Reefs to Global Change. 4-6 March, 1996, Tsukuba (hosed by Science and Technology Agency of Japan and Geological Survey of Japan). [主催]