- 2024/04 - 現在 Nagoya City University
- 2024/04 - 現在 The Jikei University School of Medicine Department of Cancer Survivorship and Digital Medicine Professor
- 2023/04 - 2024/03 Chief, Cancer Suvivorship Rsearcj Division, National Cancer Center
- 2021/09 - 2024/03 National Cancer Center Institute for Cancer Control Division of Behavioral Sciences Chief
- 2016/01 - 2024/03 Chief, Innovayion Center for Supportive, Palliative, and Psychosocial Care
- 2021/09 - 2023/03 Research Administrator, National Cancer Center Institute for Cancer Control
- 2016/01 - 2021/08 Vice Director, Center for Public Health, National Cancer Center
- 2015/01 - 2015/12 Director, Innovation Center for Supportive, Palliative, and Psychosocial Care
- 2010/04 - 2014/12 Okayama University Professor, Graduate School of Medicine , Dentistry and Pharmaceutical Sciences
- 2005/10 - 2010/03 Chief, Psycho-Oncology Division, National Cancer Center Hospital East
- 1996/04 - 2005/09 Chief, Psycho-Oncology Division, National Cancer Center Rsearch Institute East
- 1995/09 - 1996/03 Section Head, Psycho-Oncology Division, National Cancer Center Rsearch Institute East
- 1992/06 - 1995/08 Hiroshima University Department of Neuropsychiatry
- 1988/08 - 1992/05 Attending Physician, Department of Psychiatry, Kure National Hospital
- 1984/07 - 1988/07 Resident, Department of Psychiatry, Kure National Hospital
- 1984/04 - 1988/07 Hiroshima University Faculty of Medicine