| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2020 Summer Olympics
|
Table Tennis |
 JPN |
|
|
|
Naoko Okubo |
|
|
Singles, Men
(Olympic)
|
|
Semi-Finals |
Ma Long — Dimitrij Ovtcharov |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Four |
Lin Yun-Ju — Gustavo Tsuboi |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Four |
Omar Assar — Chuang Chih-Yuan |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Three |
Hugo Calderano — Bojan Tokič |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Three |
Jang Wu-Jin — Paul Drinkhall |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Two |
Chuang Chih-Yuan — Horacio Cifuentes |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round One |
Lubomír Jančařík — Ali Al-Khadrawi |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round One |
Bence Majoros — Larbi Bouriah |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round Two |
Juan Liu — Barbora Balážová |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round One |
Juan Liu — Galia Dvorak |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Semi-Finals |
People's Republic of China — Germany |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Semi-Finals |
People's Republic of China — Germany |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Semi-Finals |
Sun Yingsha — Ying Han |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Semi-Finals |
Chen Meng — Petrissa Solja |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Singapore — France |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Singapore — France |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Feng Tianwei — Prithika Pavade |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Yu Mengyu — Jia Nan Yuan |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Romania — Egypt |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Romania — Egypt |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Bernadette Szőcs — Dina Meshref |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Eliza Samara — Farah Abdelaziz |
Umpire |
|
|
|
Doubles, Mixed
(Olympic)
|
|
Final Round |
Chinese Taipei — France |
Umpire |
|
|
|
Doubles, Mixed
(Olympic)
|
|
Quarter-Finals |
People's Republic of China — Romania |
Umpire |
|
|
|
Doubles, Mixed
(Olympic)
|
|
Round One |
Romania — Slovakia |
Umpire |
|
|