10th All-Japan Open Championship in Kyokushin (IKO), 1978

Winners

  1. Joko Ninomiya — Japan
  2. Keiji Sanpei — Japan
  3. Makoto Nakamura — Japan
  4. Tsuyoshi Hiroshige — Japan
  5. Kazuo Miyoshi — Japan
  6. Syuzi Seto — Japan
  7. Masara Suzuki — Japan
  8. Koichi Kawabata — Japan