| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
1964 Summer Olympics
|
Basketball (Basketball) |
 JPN |
|
|
|
Ryoichi Kanaka |
|
|
Basketball, Men
(Olympic)
|
|
Classification Round 13-16 |
Hungary — Republic of Korea |
Referee |
|
|
|
Basketball, Men
(Olympic)
|
|
Group B |
United States — Peru |
Referee |
|
|
|
Basketball, Men
(Olympic)
|
|
Group B |
Finland — Australia |
Referee |
|
|
|
1968 Summer Olympics
|
Basketball (Basketball) |
JPN |
|
|
|
Ryoichi Kanaka |
|
|
Basketball, Men
(Olympic)
|
|
Final Round |
Spain — Italy |
Referee |
|
|
|
Basketball, Men
(Olympic)
|
|
Final Round |
Puerto Rico — Bulgaria |
Referee |
|
|
|
Basketball, Men
(Olympic)
|
|
Classification Round 13-16 |
Philippines — Morocco |
Referee |
|
|
|
Basketball, Men
(Olympic)
|
|
Group A |
Yugoslavia — Panama |
Referee |
|
|
|
Basketball, Men
(Olympic)
|
|
Group A |
Italy — Senegal |
Referee |
|
|
|
Basketball, Men
(Olympic)
|
|
Group A |
United States — Panama |
Referee |
|
|
|
Basketball, Men
(Olympic)
|
|
Group A |
Yugoslavia — Spain |
Referee |
|
|
|
Basketball, Men
(Olympic)
|
|
Group B |
Brazil — Mexico |
Referee |
|
|
|
Basketball, Men
(Olympic)
|
|
Group B |
Mexico — Poland |
Referee |
|
|
|
1976 Summer Olympics
|
Basketball (Basketball) |
JPN |
|
|
|
Ryoichi Kanaka |
|
|
Basketball, Men
(Olympic)
|
|
Classification Round 5-8 |
Czechoslovakia — Cuba |
Referee |
|
|
|
Basketball, Men
(Olympic)
|
|
Group B |
United States — Italy |
Referee |
|
|
|
Basketball, Men
(Olympic)
|
|
Group B |
Czechoslovakia — Puerto Rico |
Referee |
|
|