The Sun A Comprehensive View of Our Star

Takashi Sakurai received his D.Sc. in astronomy from the University of Tokyo in 1978. He began his academic career at the University of Tokyo and later joined the National Astronomical Observatory of Japan (NAOJ) as an assistant professor in 1988. He was promoted to professor in 1992 and served until his retirement in 2016. He subsequently held the position of administrative director at the Earth-Life Science Institute, Tokyo Institute of Technology from 2016 to 2022. He became a fellow of the Japan Geophysical Union in 2014 and has played key editorial roles, including editor-in-chief of Solar Physics from 2005 to 2016 and managing editor of Publications of the Astronomical Society of Japan from 1995 to 1996. He has been an editorial board member of Living Reviews in Solar Physics since 2003. He was also the president of the Astronomical Society of Japan from 2013 to 2014.

Kazunari Shibata received his Ph.D. in astrophysics from Kyoto University in 1983. He began his academic career at Aichi University of Education and later joined the National Astronomical Observatory of Japan as an associate professor in 1991. He was appointed professor at Kyoto University in 1999 and served as the director of the Kwasan and Hida Observatories from 2004 to 2019. Following his retirement in 2020, he held the position of distinguished visiting professor at Doshisha University from 2021 to 2024. He was awarded the Chushiro Hayashi Prize in 2002, the Chandrasekhar Prize in 2019, and the Hale Prize in 2020. He was named a fellow of the Japan Geophysical Union in 2021 and served as the president of the Astronomical Society of Japan from 2017 to 2018.

Takashi Sekii received his D.Sc. in astronomy from the University of Tokyo in 1990. He spent the following decade as a postdoctoral researcher at the Institute of Astronomy, University of Cambridge. In 2000, he joined NAOJ as an associate professor, and since 2022 he has been a professor in charge of the graduate school operation in NAOJ. He served on the editorial board of Parity , a Japanese science magazine published by Maruzen, from 2007 to 2018. His research interests include solar and stellar physics, with a particular focus on helioseismology.

Shin Toriumi received his D.Sc. in earth and planetary science from the University of Tokyo in 2014. He began his research career as a fellow at NAOJ and later held the International Top Young Fellowship at the Institute of Space and Astronautical Science from 2019 to 2022, at which he was appointed associate professor in 2022. He was awarded the Daiwa Adrian Prize in 2016 as part of a Japanese team led by Hirohisa Hara at NAOJ, the Space Science Distinguished Young Scientist Award from the Society for Promotion of Space Science in 2022, and the Nishida Prize of the Japan Geoscience Union in 2025.