is a Japanese judoka. He is four times Asian champion and also won All-Japan Judo Championships in 1994 and 1997.
He is from Saitama Prefecture[1] and began judo at the age of a seventh grader.[2] After graduation from Nihon University, He belonged to Sohgo Security Services. He was long time before retiring itself from the high school days, a rival of Naoya Ogawa.[2]
Konno also well known that he and Hidehiko Yoshida quarrelled at the final of All-Japan Championships in 1994, for Konno's dangerous skills like Kanibasami and Joint lock (Movie).
As of 2010, Konno coaches judo at his alma mater, Nihon University.[3]
- All-Japan Junior Championships (+95 kg) 2nd
- All-Japan University Championships (+95 kg) 2nd
- All-Japan Championships (Openweight only) 3rd
- All-Japan Selected Championships (+95 kg) 3rd
- All-Japan Championships (Openweight only) 2nd
- All-Japan Selected Championships (+95 kg) 3rd
- All-Japan Championships (Openweight only) 2nd
- All-Japan Selected Championships (+95 kg) 3rd
- All-Japan Championships (Openweight only) 1st
- All-Japan Championships (Openweight only) 1st
- Kodokan Cup (+100 kg) 1st
- All-Japan Championships (Openweight only) Loss