2025 JpGU Fellow

Ryoichi Fujii

For outstanding contributions to the solar-terrestrial physics through pioneering research in magnetosphere-ionosphere-thermosphere coupling, and through organizing international cooperative research platform

2025 JpGU Fellow

Toshiyuki Hibiya

For innovative contributions to understanding the mechanisms behind the formation of mixing hotspots in the deep ocean and their global intensity distribution, achieved through a combined theoretical and observational approach

2025 JpGU Fellow

Kazuro Hirahara

For outstanding contributions to the understanding of plate motion through seismic velocity and crustal deformation and to earthquake modeling through numerical simulation

2025 JpGU Fellow

Toru Inoue

For pioneering research on the effects of water on mantle minerals under high-pressure conditions, which has provided new insights into the Earth’s internal water cycle

2025 JpGU Fellow

Hodaka Kawahata

For outstanding contributions to the study of biogeochemical cycles in the Earth’s surface environments and its applications, including advancements in paleoclimatology, paleoceanography, and interdisciplinary research

2025 JpGU Fellow

Noriko Kita

For outstanding achievements in the precise dating of chondrules in meteorites and the evolution of planetary materials in the protoplanetary disk

2025 JpGU Fellow

Kazushige Obara

For outstanding contributions to the discovery of slow earthquake phenomena at plate convergence regions and to the development of the research field of slow earthquakes

Nishida Prize Recipient

Takeshi Doi

Study on seasonal prediction of extreme climates originating from tropical oceans and its social application

Nishida Prize Recipient

Yoshihiro Furukawa

Studies on the chemical evolution of prebiotic molecules on the early Earth and in the early Solar System

Nishida Prize Recipient

Shohei Hattori

Atmospheric biogeochemical research on sulfur and nitrogen compounds using isotopologue analysis

Nishida Prize Recipient

Yuichi S. Hayakawa

Research on landforms and associated geomorphic processes through the acquisition and analysis of high-definition topographic data

Nishida Prize Recipient

Yoshihiro Kaneko

Multi-disciplinary research revealing the physical processes behind earthquakes and slow slip events

Nishida Prize Recipient

Saeko Kita

Research on the generation mechanisms of intraslab and slow earthquakes and seismotectonics in subduction zones

Nishida Prize Recipient

Hitoshi Matsui

Study of aerosols and their impact on climate through innovative model development

Nishida Prize Recipient

Tatsuo Nozaki

Metallogenic study on seafloor mineral resources and their analogues on land

Nishida Prize Recipient

Tatsuya Sakamaki

Structure and physical properties of materials in the Earth and planetary interiors based on high-pressure experimental petrology

Nishida Prize Recipient

Shin Toriumi

Studies on the Sun’s magnetic structure and the explosive phenomena

International Contribution Award

Bjorn Mysen

For significant contribution to the promoting the international profile of JpGU. In particular his contributions since its foundation to promoting the society journal, Progress in Earth and Planetary Science, which were important in establishing its current high international reputation; and his contributions to raising the profile of the annual JpGU meeting through proposing and convening numerous international sessions over many years.