Kumiko Ogura
Kumiko Ogura is a Japanese badminton player, affiliated with the Sanyo Electric team.
Born in Kawagoe, Mie, Ogura started playing badminton at the age of eight. When she was in grade 1 in Shitennoji Senior High School, she entered the Japanese junior team. After graduating from high school in 2002, she joined the Sanyo Electric team.
She partnered with Reiko Shiota, and they became the women's doubles runner-up at the 2005 Asian Championships. The two won their first world grand prix title at the 2005 Denmark Open. In 2006, she won the bronze medal at the Doha 2006 Asian Games, after being defeated by Yang Wei and Zhang Jiewen in the semifinals. She also won the women's doubles bronze at the 2007 World Championships in Kuala Lumpur, Malaysia. In May 2008, she and Shiota ranked 6 in BWF World Ranking, and qualified to compete at the Beijing 2008 Summer Olympics. In the first round they beat the Danish pair Lena Frier Kristiansen and Kamilla Rytter Juhl in the rubber games, but were defeated by Du Jing and Yu Yang of China in the second round in the straight games.
In March 2010, she retired from the Sanyo team, and started to affiliate with Kay Enterprises as a coach.
In March 2011, she married Japanese rugby union player Daisuke Yamamoto, but in September 2012, she submitted a divorce letter.
Achievements
BWF World Championships
Women's doubles| Year | Venue | Partner | Opponent | Score | Result |
| 2007 | Putra Indoor Stadium, Kuala Lumpur, Malaysia |  Reiko Shiota |  Gao Ling Huang Sui | 16–21, 25–23, 6–21 | Bronze |
Asian Games
Women's doubles| Year | Venue | Partner | Opponent | Score | Result |
| 2006 | Aspire Hall 3, Doha, Qatar | Reiko Shiota | Yang Wei Zhang Jiewen | 22–20, 16–21, 9–21 | Bronze |
Asian Championships
Women's doubles| Year | Venue | Partner | Opponent | Score | Result |
| 2007 | Bandaraya Stadium, Johor Bahru, Malaysia | Reiko Shiota | Yang Wei Zhao Tingting | 15–21, 9–21 | Bronze |
| 2005 | Gachibowli Indoor Stadium, Hyderabad, India | Reiko Shiota |  Lee Hyo-jung Lee Kyung-won | 13–15, 15–8, 5–15 | Silver |
IBF Grand Prix
The World Badminton Grand Prix has been sanctioned by the International Badminton Federation since 1983.Women's doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2005 | Denmark Open | Reiko Shiota |  Gail Emms Donna Kellogg | 15–6, 15–9 | Winner |
BWF International Challenge/Series/Satellite
Women's doubles| Year | Tournament | Partner | Opponent | Score | Result |
| 2008 | Osaka International | Reiko Shiota | Ha Jung-eun Kim Min-jung | 20–22, 21–8, 21–13 | Winner |
| 2007 | Osaka International | Reiko Shiota | Aki Akao Tomomi Matsuda | 21–12, 21–23, 14–21 | Runner-up |
| 2003 | Smiling Fish Satellite | Reiko Shiota |  Duanganong Aroonkesorn Salakjit Ponsana | Runner-up | |
| 2003 | Scottish International | Reiko Shiota |  Nicole Grether Juliane Schenk | 8–15, 15–11, 15–12 | Winner |