Public Interest Incorporated Foundation Isshinkai, Tokyo, Japan

Mitsuru Sawa, Makoto Aihara, Satoru Yamagami, Hidetoshi Yamashita & Toshikatsu Kaburaki

Nihon University, Tokyo, Japan

Mitsuru Sawa & Satoru Yamagami

Kowa Company, Tokyo, Japan

Masaharu Mizuochi & Kazunori Matsumura

University of Tokyo, Tokyo, Japan

Makoto Aihara

Yamagata University, Yamagata, Japan

Hidetoshi Yamashita

Jichi Medical University Saitama Medical Center, Omiya, Japan

Toshikatsu Kaburaki