^○Masami Nakai¹, Takao Takeshima², Yoshiyuki Shibasaki¹, Miki Ishida³, Nobuyuki Koga¹ (1.Medical Affairs, Otsuka Pharmaceutical Co., Ltd., Japan, 2.Department of Neurology and Headache Center, Tominaga Hospital, 3.Headquarters of Clinical Development, Otsuka Pharmaceutical Co., Ltd.)

^○Kentaro Yamato¹, Xinyu Wang¹, Yoshitsugu Kojima¹, Josef J Paris², Elisabeth F.p. Peterse³, Craig Bennison⁴, Anuja Chatterjee⁴ (1.Medical Affairs Otsuka Pharmaceutical Co., Ltd., Japan, 2.OPEN Health, Oxford, United Kingdom., 3.OPEN Health, Rotterdam, The Netherlands., 4.OPEN Health, York, United Kingdom.)

^○Saori Morozumi, Erika Suzuki, Kenshiro Fuse, Kohei Asano, Tomoyuki Kato, Taiyo Nohara, Yi Ou Huang, Ayano Kondo, Amane Araki, Keizo Yasui (Japanese Red Cross Aichi Medical Center Nagoya Daini Hospital, Japan)

^○Shigekazu Kitamura¹, Takao Takeshima², Yotaro Numachi³, Ryuji Yoshida³, Peng Cheng⁴, Miki Hasebe³, Chou Denise E.⁵ (1.Department of Neurology, Konan Kakogawa Hospital, Japan, 2.Headache Center, Department of Neurology, Tominaga Hospital, 3.Amgen K.K., 4.Global Biostatistical Science Amgen Inc., 5.Global Medical Amgen Inc.)