Background
Nong-O Sit Or (น้องโอ๋ ศิษย์ อ) was born as Arphichet Kotenan in Sakon Nakhon Province in Northeastern (Changwat) region of Thailand.
Nong-O Sit Or (น้องโอ๋ ศิษย์ อ) was born as Arphichet Kotenan in Sakon Nakhon Province in Northeastern (Changwat) region of Thailand.
He is considered one of the best pound for pound Muay Thai fighters in the world. Early career He had his first fight at the age of 14. December 9, 2008, he fought against Wutidet Lukprabath at Lumpinee Stadium in the memorial event of Lumpinee Stadium establishment.
After the contest, he was given a bunch of flowers by Shinya Aoki.
Nong-O was going to fight against Shunta Itō in the beginning, but he was replaced because his legs had not been healed enough. On November 8, 2009, he fought against Trijak Sitjomtrai in Japan.
On December 8, Nong-O fought against Petboonchu F. A. Group for his title of Lumpinee Stadium at Super featherweight(130 lbs). 2010 On January 17, 2010, Nong-O participated the tournament of "Yod Muay Champions Cup 60kg" in Japan.
He fought against Sindam Kietmukao at the first match.
After 5th round, the bout was resulted draw as 1-0. Nong-O lost by the split decision after extra round (6th round). On December 9, He challenged Saenchai"s titles of Lumpinee Stadium and WMC, but he lost by decision.
On 31 July he fought Singdam in the main event at Lumpinee Stadium and was defeated by unanimous decision.
He will face Petboonchu Field Artillery Group for the seventh time on October 12, 2012 at Rajadamnern Stadium. He TKO"d Mongkolchai Phetsupaphan in five on February 7, 2013.
Muaythai 2014 Rajadamnern Stadium Lightweight champion 2013 Lumpinee Stadium Lightweight champion 2012 Thailand Lightweight (135 lbs) champion 2011 Toyota Vigo Marathon Tournament (130 lbs / 59 kg) champion 2009 Lumpinee Stadium Super Featherweight (130 lbs / 59 kg) champion 2007 Lumpinee Stadium Featherweight champion 2006 Lumpinee Stadium Junior Featherweight (122 lbs / 56 kg) champion 2005 Thailand Bantamweight champion 2 times Thailand Junior Featherweight (122 lbs / 56 kg) champion Awards 2010 Muaythai boxer of the year (Society of Friends of Sportswriters) 2005 Muaythai boxer of the year.