Blood type B might imply longevity

Kenichiro Shimizu, Nobuyoshi Hirose, Yoshinori Ebihara, Yasumichi Arai, Michiyo Hamamatsu, Susumu Nakazawa, Yukie Masui, Hiroki Inagaki, Yasuyuki Gondo, Junko Fujimori, Yoshiko Kanno, Kanoko Konishi, Koji Kitagawa