The field of Martian science is currently experiencing renewed global interest following the report published in September 10, 2025 issue of Nature. Recent findings have renewed efforts to understand Martian habitability and geological evolution.
These landmark discovery advances and motivates our upcoming international symposium, "Understanding the Martian System Through Biosignatures, Surface Processes, and Internal Dynamics," supported by J-PEAKS (Program for Forming Japan’s Peak Research Universities) initiative.
At the Institute for Planetary Materials, newly commissioned Martian surface simulation facilities enable experimental studies of biosignature preservation under Mars-analog conditions. In parallel, constraints from the InSight mission have refined our understanding of Mars’s interior and thermal evolution.
This symposium brings together international researchers to integrate surface, interior, and environmental perspectives. Finally, this event is integral to our strategic initiative to strengthen research synergy with Okayama University's Advanced Research Institute (ARI) across the Space, Earth, and Planetary Science domain. We look forward to fostering new collaborative frameworks that leverage the advanced research capabilities within the university system.

We look forward to welcoming participants in February 2026.

Sincerely,

Takashi Yoshino
Director, Institute for Planetary Materials
Okayama University

Scope

This symposium will focus on “Planetary surface and internal environments” and “Habitability” as revealed by recent and future planetary explorations and aims to generate interdisciplinary discussion while touching on cutting-edge research results.
We welcome participation from a wide range of planetary science fields, including planetary geophysical observation, remote sensing, development of their instruments, geological and geomorphological analog studies on the Earth, water-rock reactions, and astrobiology.

Duration and venue

Duration: 10:00 on February 26 (Thu.) – 13:00 on Feb 27 (Fri.), 2026
                (IPM Lab tour 13:30 – 15:30 on Feb 27, 2026)
Place: St. Palace Kurayoshi, Tottori [LINK]

Please see the access page on our institute website for more information on getting to Kurayoshi. However, remember that the hotel and venue is in Kurayoshi and so you do not need to continue to Misasa onsen, where IPM is located.

Symposium Program

Day-1 (Feb 26)

  • 10:00 – 10:15 Opening statement from IPM Director
  • 10:15 – 11:45 Keynote talks (90 min)
    • 10:15 – 10:45 Janice Bishop (SETI Institute)
    • 10:45 – 11:15 Shino Suzuki (RIKEN)
    • 11:15 – 11:45 Taichi Kawamura (IPGP, Univ. Paris Cité)
  • 11:45 – 13:30 Lunch
  • 13:30 – 13:45 Greeting from Okayama University President
  • 13:45 – 14:30 J-PEAKS research projects
    • 13:45 – 14:00 Institute of Plant Science and Resources
    • 14:00 – 14:15 Research Institute for Interdisciplinary Science
    • 14:15 – 14:30 Institute for Planetary Materials
  • 14:45 – 16:05 Internal Dynamics & Future Mars Missions
    • 14:45 – 15:05 Yuki Harada (Nagoya Univ.)
    • 15:05 – 15:25 Takuto Minami (Kobe Univ.)
    • 15:25 – 15:45 Yasuhito Sekine (ELSI, Science Tokyo)
    • 15:45 – 16:05 Tomohiro Usui (ISAS, JAXA)
  • 16:20 – 17:40 Astrobiology
    • 16:20 – 16:40 Yasunori Hori (Okayama Univ.)
    • 16:40 – 17:00 Adam Corbett (IPM, Okayama Univ.)
    • 17:00 – 17:20 Michael Rowe (Univ. Auckland)
    • 17:20 – 17:40 Maxwell Craddock (ELSI, Science Tokyo)
  • 17:40 – 19:00 Poster session
  • 19:00 – Banquet

Day-2 (Feb 27)

  • 9:00 – 10:20 Surface geology
    • 9:00 – 9:20 Hitoshi Hasegawa (Kochi Univ.)
    • 9:20 – 9:40 Yoshinori Kodama (Tottori Univ.)
    • 9:40 – 10:00 Yoshiko Ogawa (Univ. Aizu)
    • 10:00 – 10:20 Makiko Ohtake (IPM, Okayama Univ.)
  • 10:40 – 11:40 Instrument Developments
    • 10:40 – 11:00 Yasushi Takahashi (Okayama Univ.)
    • 11:00 – 11:20 Kazuto Saiki (Ritsumeikan Univ.)
    • 11:20 – 11:40 Yusuke Nakauchi (Ritsumeikan Univ.)
  • 11:40 – 12:00 Closing statement & Announcement
  • 12:00 – 13:00 Lunch
    • St. Palace Kurayoshi→IPM (Shuttle bus)
  • 13:30 – 15:30 IPM Laboratory Tour (see Event section)

Anyone is welcome to make a presentation during the poster session. Participation is free. Lunch on Feb 26 and Feb 27 will be provided for participants. We will also provide accommodation for students/graduate students during the stay in Misasa, but unless there is a special reason, it is encouraged to make a poster presentation. If you have any questions or requests, please contact us: misasa-9@okayama-u.ac.jp

Registration & Abstract Submission

Registration has been closed.

If you intend to make a presentation, please download the template file (click here) and submit it by Feb 15, 2026 to LOC (misasa-9@okayama-u.ac.jp). The title of the email should be “Abstract submission_Misasa9_Your name”. The file name of the attached Word file should include the name of the first author. If you have any questions or need additional information regarding the preparation of your abstract, feel free to contact LOC.

The abstract proceedings will be released in mid-February.

Poster Information

Poster display boards will be optimized for A0 size in portrait orientation (841mm wide × 1189mm tall).
Poster session is planned to be held in the evening on the first day (Feb 26).

  • List of Poster Presenters
    • Hiral Bijoy (IPM, Okayama Univ.)
    • Zhiyuan Chen (IPM, Okayama Univ.)
    • Takumu Chijiiwa (IPM, Okayama Univ.)
    • Dilan Harsha Fernando Diyalanthonige (IPM, Okayama Univ.)
    • Kumpei Goromaru (Kochi Univ.)
    • Maya Hamaguchi (IPM, Okayama Univ.)
    • Jinze He (IPM, Okayama Univ.)
    • Daijo Ikuta (IPM, Okayama Univ.)
    • Takayuki Ishii (IPM, Okayama Univ.)
    • Dongliang Jiang (Zhejiang University)
    • Matthew Izawa (IPM, Okayama Univ.)
    • Hiroshi Kitagawa (IPM, Okayama Univ.)
    • Ren Kito (IPM, Okayama Univ.)
    • Nozomi Kondo (IPM, Okayama Univ.)
    • Nurcan Kucukarslan (Chiba Institute of Technology)
    • Tak Kunihiro (IPM, Okayama Univ.)
    • Takuya Moriguti (IPM, Okayama Univ.)
    • Keisuke Onodera (IPM, Okayama Univ.)
    • Tsutomu Ota (IPM, Okayama Univ.)
    • Natalia Pravikova (Lomonosov Moscow State Univ.)
    • Takaki Sako (IPM, Okayama Univ.)
    • Karin Sugiura (Kochi Univ.)
    • Hyu Takaki (IPM, Okayama Univ.)
    • Yoshinori Takano (JAMSTEC)
    • Sayuri Takatori (RIIS, Okayama Univ.)
    • Kazuki Yamanaka (SOKENDAI)
    • Chia-Yu Yang (Kyoto Prefectural Univ.)
    • Takashi Yoshino (IPM, Okayama Univ.)

Event

  • Feb 26 (19:00 – 21:00) Banquet
    • Venue: Champagne room (4F in St. Palace Kurayoshi)
    • Fee: Students (4,000JPY), Other participants (7,000JPY)

  • Feb 27 (13:30 – 15:30) IPM Laboratory Tour
  • High Pressure (~30 minutes)
    • Overview of high-pressure facilities (piston-cylinder, multi-anvil, diamond anvil cell)
    • Experimental applications to mantle processes, planetary interiors, and phase relations
    • Experimental design, pressure-temperature conditions, and sample preparation workflows
    Surface Processes and Simulation Labs (~45 min)
    • Mars and planetary surface simulation facilities
    • Environmental chambers (temperature, pressure, humidity control)
    • Discussion of ongoing Mars surface and experiments
    Geochemistry (~45 min)
    • Overview of mineralogical and geochemical characterization tools used for planetary materials
    • XRD, Raman spectroscopy, and FTIR for phase identification and hydration state analysis
    • Electron microscopy and microanalysis, including EPMA, SEM, TEM, and SIMS (overview level)
    • Isotope and trace-element analysis capabilities, including ICP-MS, TIMS, noble gas MS, and IRMS

Local Organizing Committee

Takashi Yoshino (Executive Committee Chairperson)
Keisuke Onodera (Chair of the local organizing committee)
Christian Potiszil
Trishit Ruj
Makiko Ohtake
Jun Kameda
Matthew Izawa


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