Career
Muramoto is from Nagasaki, Nagasaki and began judo at the age of 6. He belonged to Asahi Kasei after graduation from Tenri University in 1999. Muramoto was good at Uchimata and Harai goshi.
He was also participate All-Japan Championships 8 times.
Muramoto retired in 2007. Now, he has coached judo at Osaka University of Health and Sport Sciences since 2009.
1991 - All-Japan Junior high school Championships (+78 kg) 3rd 2003.