SHOWA Medical University (JP), Hyogo Medical University (JP), Daiichi Sankyo (Germany) (DE), Kanagawa Prefectural Hospital Organization (JP), Nagoya City University (JP), Nagoya University Hospital (JP), Kindai University Hospital (JP), Daiichi-Sankyo (Japan) (JP), Nagoya City University Hospital (JP), Saitama International Medical Center (JP), Shizuoka General Hospital (JP), Shikoku Cancer Center (JP), Hokkaido University Hospital (JP), Nagoya Medical Center (JP), Kobe City Medical Center General Hospital (JP), Hyogo Prefectural Cancer Center (JP), Japan Cancer Society (JP), Japanese Foundation For Cancer Research (JP), Saitama Medical University (JP), Kindai University (JP)