Tadashi Ōtsuka

Tadashi Ōtsuka
Personal information
Born (1978-04-30) April 30, 1978
Height1.7 m (5 ft 7 in)
Sport
CountryJapan
SportBadminton
HandednessRight
Men's Doubles
Current ranking9 (September 25, 2008)
BWF profile

Tadashi Ohtsuka (大束忠司, Ōtsuka Tadashi; born 30 April 1978) is a male badminton player from Japan.[1]

Career

Otsuka competed in badminton at the 2004 Summer Olympics in men's doubles with partner Keita Masuda. They had a bye in the first round, then were defeated in the round of 16 by Fu Haifeng and Cai Yun of China. He also competed in mixed doubles with partner Shizuka Yamamoto. They were defeated in the round of 32 by Robert Blair and Natalie Munt of Great Britain.

Ohtsuka played at the 2007 BWF World Championships in men's doubles with Keita Masuda, and were defeated in the third round by the eventual champions Markis Kido and Hendra Setiawan, of Indonesia, 22-20, 21-19.

Achievements

BWF Grand Prix (1 title, 1 runner-up)

The BWF Grand Prix had two levels, the BWF Grand Prix and Grand Prix Gold. It was a series of badminton tournaments sanctioned by the Badminton World Federation (BWF) which was held from 2007 to 2017. The World Badminton Grand Prix has been sanctioned by International Badminton Federation (IBF) from 1983 to 2006.

Men's doubles

Year Tournament Partner Opponent Score Result
2005 Dutch Open Keita Masuda Choong Tan Fook
Lee Wan Wah
7–15, 4–15 Runner-up
2007 U.S. Open Keita Masuda Howard Bach
Khan Malaythong
21–18, 21–11 Winner
  BWF Grand Prix tournament
  IBF World Grand Prix tournament

IBF International Challenge/Series (5 titles, 4 runners-up)

Men's doubles

Year Tournament Partner Opponent Score Result Ref
1999 Mexico International Keita Masuda Ma Che Kong
Yau Tsz Yuk
7–15, 15–13, 10–15 Runner-up
2000 Cuba International Keita Masuda José Antonio Crespo
Sergio Llopis
15–9, 15–2 Winner
2000 French International Keita Masuda Takuya Katayama
Yuzo Kubota
15–6, 15–11 Winner
2003 Waikato International Keita Masuda Hendri Saputra
Denny Setiawan
7–15, 15–12, 3–15 Runner-up [2]
2003 Guatemala International Keita Masuda Howard Bach
Kevin Han
15–6, 15–12 Winner
2004 Iran Fajr International Keita Masuda Liu Kwok Wa
Albertus Susanto Njoto
4–15, 11–15 Runner-up
2004 Mauritius International Keita Masuda Liu Kwok Wa
Albertus Susanto Njoto
15–11, 15–8 Winner

Mixed doubles

Year Tournament Partner Opponent Score Result Ref
2003 Mauritius International Shizuka Yamamoto Kristof Hopp
Kathrin Piotrowski
10–15, 15–7, 15–7 Winner
2003 Waikato International Shizuka Yamamoto Daniel Shirley
Sara Petersen
4–15, 8–15 Runner-up [2]
  BWF International Series tournament

References

  1. ^ "Tadashi OHTSUKA | Profile". Badminton World Federation. Retrieved 10 July 2025.
  2. ^ a b "Badminton: Asians serve up treat but locals still make mark". New Zealand Herald. 29 June 2003. Retrieved 8 December 2025.{{cite web}}: CS1 maint: deprecated archival service (link)