By Dr. Tatsuya Azuhata, Director of IISEE

We would like to take this opportunity to wish you, your family and colleagues all the best in the New Year 2022.
Two years has quickly passed since the World Health Organization (WHO) declared on March 11, 2020 COVID-19 as a pandemic.

Please see the Newsletter attached on page 1-2.

By Dr. Tatsuya Azuhata, Director of IISEE

The eruption of the volcanic island of Hunga Tonga Hunga Ha`apai and the resulting earthquake and tsunami have
caused great damage in the Kingdom of Tonga.

Please see the Newsletter attached on page 2.

By Mr. Takahiro Yamada, Head of Administration Division, IISEE

IISEE Global Seismological Observation Course (2020・2021) started from January 11, 2022,
by fully online access as part of measures against the ongoing COVID-19 situation.

Please see the Newsletter attached on page 3.

By Mr. Takahiro Yamada, Head of Administration Division, IISEE

As mentioned under the topic, “Lecture on Disaster Management Policies at GRIPS,”
in the last IISEE Newsletter No.200 of 2021-12-22, the students and the lecturers voted
to select the three Best Presentation Award Winners on December 27, 2021.

Please see the Newsletter attached on page 3-4.

By Dr. Bunichiro Shibazaki, Senior Researcher, IISEE

A remote IISEE seminar by Prof. Satake was held on Monday, December 20, 2021.
In this seminar, Prof. Satake introduced the research results revealed over the past 10 years
regarding the tsunami caused by the 2011 Tohoku-Oki Earthquake.

Please see the Newsletter attached on page 4.

By Dr. Tatsuya Azuhata, Director of IISEE

We held the last event of the year, the online IISEE seminar on December 28, 2021,
inviting Dr. Matsutaro Seki, a visiting research fellow at the Building Research Institute, as a lecturer.

Please see the Newsletter attached on page 5.

By Dr. Takumi Hayashida, Senior Research Scientist, IISEE

We are going to hold an online IISEE seminar on February 4.
Dr. Hayashida, a senior research scientist of IISEE, will talk about the newly developed method
for Vs30 (average S-wave velocity for the upper 30 m) estimation using microtremor array data.

Please see the Newsletter attached on page 5-6.

By Dr. Saeko Kita, Senior Research Scientist, IISEE

Senior Research Scientist Dr. Saeko Kita published a paper on examination of relationship of earthquakes of
the Philippine Sea plate (in-slab earthquake) with slow slips beneath southwestern Japan in Nature communications.

Please see the Newsletter attached on page 6.