Sun. May 22, 2022 9:00 AM - 10:30 AM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-EM Earth's Electromagnetism

[S-EM15] Geomagnetism, paleomagnetism and rock magnetism

9:00 AM - 9:15 AM

[SEM15-01] A preliminary paleomagnetic study using an oriented-boring core on the base of Quaternary of the Plio-Pleistocene marine sedimentary succession in the southern Boso Peninsula, Japan

*Makoto Okada¹, Joan WIlly Songeons² (1.Department of Earth Sciences, College of Science, Ibaraki University, 2.Graduate School of Science and Engineering, Ibaraki University)

9:15 AM - 9:30 AM

[SEM15-02] Investigation of the precursor of Matuyama-Brunhes geomagnetic reversals

*Joan WIlly Songeons¹, Makoto Okada¹ (1.Department of Earth Sciences, College of Science, Ibaraki University)

Mon. May 30, 2022 11:00 AM - 1:00 PM Online Poster Zoom Room (19) (Ch.19)

[J] Poster
| S (Solid Earth Sciences )
| S-EM Earth's Electromagnetism

[S-EM15] Geomagnetism, paleomagnetism and rock magnetism

11:00 AM - 1:00 PM

[SEM15-P02] Magnetostratigraphy of the Mera Formation, Chikura Group, southernmost part of the Boso Peninsula.

*Akihiro Tanimoto¹, Makoto Okada¹, Ryota Hayashi¹ (1.Ibaraki University)

Mon. May 23, 2022 1:45 PM - 3:15 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-VC Volcanology

[S-VC29] Volcanic and igneous activities, and these long-term forecasting

2:15 PM - 2:30 PM

[SVC29-03] Paleomagnetic dating of large volcanic bombs around Tsubakurosawa craters, Azuma volcano, NE Japan: Was the 1893 eruption magmatic?

*Takeshi Hasegawa¹, Bunta Kikuchi¹, Shibata Shohei¹, Yuhji Yamamoto², Takumi Imura³, Masao Ban³, Makoto Okada¹, Tatsuro Aibe¹ (1.Department of Earth Sciences, College of Science, Ibaraki University, 2.Center for Advanced Marine Core Research, Kochi University, 3.Department of Earth and Environmental Sciences, Faculty of Science, Yamagata University)

Tue. May 31, 2022 11:00 AM - 1:00 PM Online Poster Zoom Room (25) (Ch.25)

[J] Poster
| S (Solid Earth Sciences )
| S-VC Volcanology

[S-VC29] Volcanic and igneous activities, and these long-term forecasting

11:00 AM - 1:00 PM

[SVC29-P01] Investigation of volcano-stratigraphy of core samples from oriented drilling at the southeastern part of Akan caldera, eastern Hokkaido, Japan

*Kuniaki Nishiki¹, Yuki Sato¹, Izumi Osaka², Takeshi Hasegawa², Makoto Okada² (1.S/NRA/R, 2.Graduate School of Science and Engineering, Ibaraki University)

Fri. May 27, 2022 10:45 AM - 12:15 PM 304 (International Conference Hall, Makuhari Messe)

[J] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-IS Intersection

[M-IS18] Paleoclimatology and paleoceanography

10:45 AM - 11:00 AM

[MIS18-17] Early Pleistocene Paleoceanography around the Kuroshio region based on the past sea surface temperature from calcareous nannofossils

*Daisuke Kuwano¹, Soki Hirota¹, Koji Kameo¹, Masayuki Utsunomiya², Makoto Okada³ (1.Chiba University, 2.National Institute of Advanced Industrial Science and Technology, 3.Ibaraki University)

11:00 AM - 11:15 AM

[MIS18-18] Paleoceanographic and paleoclimatic reconstructions during mid-Piacenzian Warm Period from a marine succession in the Boso Peninsula

*Yuki Haneda¹, Makoto Okada², Yoshimi Kubota³, Misao Hongo⁴ (1.Geological Survey of Japan, AIST, 2.Department of Earth Sciences, College of Science, Ibaraki University, 3.National Museum of Nature and Science, 4.Alps Technical Research Laboratory Co.,Ltd.)

Makoto Okada

Speaker, Author, Co-Author