Asia-Africa Joint group (アジアアフリカ協力体制)

South Africa； UJ: University of Johannesburg

Axel Hoffman

Egypt； Menofia University

Mohamed M. Sbu Rl-Hasan
Maher
Maher　Dawoud
Hanna A. Al-Dokouny

Mai Abdelhameed Elithy

Ghana； University of Ghana

Frank Nyame
Gorge Tette

Timor-Leste： National University of Timor-Leste

Jovita

North-South America Joint works

USA; UCR：University of California Riverside

Andrey Bekker
Alex Kovalick

Canada; GSC: Geological Survey of Canada

Wouter Bleeker

Brazil; UFMG: Universidade Federal de Minas Gerais

Carlos Rosiere

Japan site

Shoichi Kiyokawa (Kyushu University)
Takashi Ito (Ibaraki University)
Minoru Ikehara (Kochi University, Kochi core center)
Kosuke Goto (Geological survey of Japan, AIST)
Kenji Horie, Mami Takehara (NIPR, SHRIMP Lab)
Yukuyasu Tsusumi (National Museum of Nature and Science)

Satsuma Iwo Jima Island, Kagoshima, Japan (Active volcano of Iwo-dake)