Author
Yutaka Fujita
(Tokyo Metropolitan University)
Co-authors
Prof.
Akiko Kawachi
(Tokai University)
Prof.
Atsuo Okazaki
(Hokkai-Gakuen University)
Prof.
Hiroshi Nagai
(National Astronomical Observatory Japan)
Dr
Norita Kawanaka
(Tokyo Metropolitan University)
Dr
Takuya Akahori
(National Astronomical Observatory Japan)