Radiation Oncology,
Tohoku University Hospital

Diagnostic Radiology,
Tohoku University Hospital

JCMP
(The Japanese College of Medical Physics)

JBMP
(Japanese Board for Medical Physicist Qualification)

AAPM
( The American Association
of Physicists in Medicine)

EFOMP
（European Federation of Organisations for Medical Physics）

JASTRO
(Japanese Society for Radiation Oncology)

ASTRO
(American Society for Radiation Oncology)

ESTRO
(European society for radiotherapy and oncology)