[2oral612-20] T12 ［Topic Session］Submarine volcano and drifting pumice）

3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[T12-O-2] The sequence and products of the eruptions after October 2023 off the Okinahama beach, Ioto(Iwojima), Japan

*Masashi NAGAI¹, Takahiro MIWA¹, Setsuya NAKADA¹, Hirochika SUMINO², Hideki UEDA¹, Atsushi YASUDA³, Tomofumi KOZONO¹, Takashi HIROSE⁴, Hiroki MINAMI⁵, Tetsuo KOBAYASHI⁶ (1. National Research Institute for Earth Science and Disaster Resilience, 2. Research Center for Advanced Science and Technology, the Univ. of Tokyo, 3. Earthquake Research Institute,The Univ. of Tokyo, 4. Tohoku Univ., 5. Japan Coast Guard, 6. Kagoshima Univ.)

Keywords:

Izu-Bonin-Mariana arc,alkaline magma series,postcaldera volcanism,phreatomagmatic eruption,island-forming eruption,drifting pumice

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