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About Us

We are doing researches on astrophysics from both theoretical and observational points of views.
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What's New

The research of M2 student Mahiro Shirotori has been published in Publications of the Astronomical Society of Japan (PASJ).
The results of the observation of a galaxy cluster by the XRISM satellite have been published in Nature. Professor Yutaka Fujita was a core member of the research team.
The research of M2 student Asahi Shoji has been published in Publications of the Astronomical Society of Japan (PASJ).
The results of the observation of a supernova remnant by the XRISM satellite have been published in Nature Astronomy. Professor Yutaka Fujita participated in the study.
Prof. Renyue Cen (Zhejiang University) gives a seminar.
The results of the X-ray binary observation by the XRISM satellite have been published in Nature. Professor Yutaka Fujita participated in the study.
The results of the black hole observation by the XRISM satellite have been published in Nature. Professor Yutaka Fujita participated in the study.
Professor Yutaka Fujita has contributed a memorial article to the American Astronomical Society for the late Professor Fumio Takahara, former professor of our group.
New Members joined.
Amin Esmaeili (JSPS project researcher) moved to Temple University.
Norita Kawanaka organizes the meeting "Black Hole Exploration Research 2025".
Ryo Sawada (ICRR) and Tomoki Matsuoka (ASIAA) give seminars.
The results of observations of a galaxy cluster by the XRISM satellite, led by Professor Yutaka Fujita, have been published in Nature.
Andrew Hillier (University of Exeter) gives a seminar.
Kosuke Nishiwaki (ICRR) moved to INAF-Istituto di Radioastronomia (Italy).
Congyao Zhang (University of Chicago) gives a seminar.
Kosuke Nishiwaki (ICRR) joined.
New Members joined.
Alfredo Luminari (visiting researcher) left.
Prof. Fujita is interviewed by Tokyo Metropolitan Univ. (TMU).
An international team of researchers, including Takuma Izumi (NAOJ) and Prof. Fujita, revealed the mystery of a black hole (Press Release).
Susumu Inoue (JSPS project researcher) moved to Chiba University.
Alfredo Luminari (visiting researcher) joined.
Susumu Inoue (JSPS project researcher) joined.
Norita Kawanaka (ALMA Fellow) joined.
New Members joined.
Research by Prof. Fujita was introduced on YouTube.
Research by Prof. Fujita was introduced on EurekAlert!.
Takuma Izumi (ALMA Fellow) moved to National Astronomical Observatory of Japan.