*Yukihiro Takahashi^1,2, Mitsuteru Sato^1,2, Hisayuki Kubota^1,2, Kozo Yamashita³, Tetsuro Ishida^1,2, Ellison Caparas Castro⁴, Loren Joy De Vera Estrebillo¹, Purwadi Purwadi¹, Gay Perez⁴, Joel Marciano⁴, Jun Matsumoto⁵, Jun-Ichi Hamada⁵ (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 2.Faculty of Science, Hokkaido University, 3.Faculty of Engineering, Ashikaga University, 4.University of the Philippines, Diliman, 5.Tokyo Metropolitan University)

*Yukihiro Takahashi^1,2, Mitsuteru Sato^1,2, Hisayuki Kubota^1,2, Tetsuro Ishida^1,2, Kozo Yamashita⁴, Ellison Caparas Castro³, Loren Jay Estrebillo¹, Purwadi Purwadi¹, Gay Perez³, Joel Marciano³, Jun Matsumoto⁵, Jun-Ichi Hamada⁵ (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 2.Faculty of Science, Hokkaido University, 3.University of the Philippines, Diliman, 4.Ashikaga University, 5.Tokyo Metropolitan UNniversity)

*Jun-Ichi Hamada¹, Jun Matsumoto¹, Tomoshige Inoue¹, Masashi Kamogawa², Yukihiro Takahashi³ (1.Faculty of Urban Environmental Sciences, Tokyo Metropolitan University, 2.Global Center for Asian and Regional Study, University of Shizuoka, 3.Department of Cosmosciences, Graduate School of Science, Hokkaido University )