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Study Groups
Study Group
Chair
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Year Established
Lymphoma Study Group
Hirokazu Nagai
1978
Japan Esophageal Oncology Group
Yuko Kitagawa
1978
Lung Cancer Study Group
Yuichiro Ohe
1982
Stomach Cancer Study Group
Masanori Terashima
1984
Breast Cancer Study Group
Hiroji Iwata
1985
Lung Cancer Surgical Study Group
Shun-ichi Watanabe
1986
Gynecologic Cancer Study Group
Toyomi Satoh
1995
Colorectal Cancer Study Group
Yukihide Kanemitsu
2001
Urologic Oncology Study Group
Hiroyuki Nishiyama
2001
Bone and Soft Tissue Tumor Study Group
Toshifumi Ozaki
2002
Radiation Therapy Study Group
Takashi Mizowaki
2003
Brain Tumor Study Group
Yoshitaka Narita
2003
Hepatobiliary and Pancreatic Oncology Group
Makoto Ueno
2008
Gastrointestinal Endoscopy Study Group
Tomonori Yano
2011
Head and Neck Cancer Study Group
Akihiro Homma
2011
Dermatologic Oncology Group
Kenjiro Namikawa
2012
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Gastrointestinal Oncology Study Group(reorganized)