Toshihiko Oka
Photo © Joachim Voigt (Wuppertal, 2007)
| Gender | M |
| Handicap class | 5 |
| Country | Japan |
| Right-handed | |
| Year | Event | Town | Results |
|---|---|---|---|
| 2007 | 3rd German Open | Wuppertal (Germany) | Bronze Men's singles class 5 |
| Hong Kong Open | Hong Kong (Hong Kong) | Bronze Men's teams class 5 | |
| 2005 | Asia/South Pacific Championships | Kuala Lumpur (Malaysia) | Silver Men's teams class 5 |
| US Open | Las Vegas (United States of America) | Gold Men's teams class 5 | |
| International Tournament | Montreux (Switzerland) | Silver Men's teams class 5 | |
| Bronze Men's singles class 5 | |||
| OttoBock Korea Open TT Championships | Seoul (Korea) | Bronze Men's singles class 5 | |
| Taipei Open | Taipei (Chinese Taipei) | Gold Men's singles class 5 | |
| 2004 | 3rd Bielefeld Open | Bielefeld (Germany) | Silver Men's singles class 5 |
| 2003 | World Wheelchair Games | Christchurch (New Zealand) | Silver Men's doubles class 1-5 |
| U.S. Paralympics Table Tennis Championships presented by The Hartford | Colorado Springs (United States of America) | Gold Men's singles class 5 | |
| Mexican Open | Ecapetec (Mexico) | Gold Men's open Wheelchair | |
| Gold Men's singles class 5 | |||
| Silver Men's teams class 5 | |||
| XVI° T.T. International Master Italian Open | Forte dei Marmi (Italy) | Bronze Men's singles class 5 | |
| Irish Open | Dublin (Ireland) | Bronze Men's open Wheelchair | |
| Bronze Men's singles class 5 | |||
| 2001 | Trofeo BBK | Gernika-Lumo (Spain) | Gold Men's singles class 5 |
| Silver Men's open Wheelchair | |||
| FESPIC TT tournament series | Hong Kong (Hong Kong) | Silver Men's open Wheelchair | |
| Bronze Men's singles class 5 | |||
| 2000 | US Open | Fort Lauderdale (United States of America) | Silver Men's singles class 4-5 |
| 1999 | FESPIC Championships | Taipei (Chinese Taipei) | Bronze Men's teams class 5 |
| International tournament | La Coruna (Spain) | Bronze Men's teams class 5 | |
| International tournament | Portogruaro (Italy) | Bronze Men's singles class 5 | |
| Far East and South Pacific Games | Bangkok (Thailand) | Silver Men's singles class 5 | |
| Silver Men's teams class 5 | |||
| 1998 | US Open | Houston (United States of America) | Silver Men's singles class 5 |
| Silver Men's teams class 4-5 | |||
| 1997 | Far East and South Pacific Championships | Hong Kong (People's Republic of China) | Bronze Men's open Wheelchair |