[3][4] Khar Ra was born on 21 October 1993 in Mogok, Myanmar to ethnic Shan-Chinese parent Myint Oo and his wife Nang Sein.
[4] Khar Ra competed in the 2014 Mr. Asia Contest, along with participants from 50 other nations which was held on 27 August to 27 September in Hong Kong.
[4] Khar Ra took on his first big-screen leading role in the action-thriller film Dimensions alongside Alice Ong, directed by Nyan Htin which premiered in Myanmar cinemas on 9 February 2018 and was also screened in Singapore.
[18][19] Following the 2021 Myanmar coup d'état, Khar Ra was active in the anti-coup movement both in person at rallies and through social media.
[20] On 5 April 2021, warrants for his arrest were issued under section 505 (a) of the Myanmar Penal Code by the State Administration Council for speaking out against the military coup.
Along with several other celebrities, he was charged with calling for participation in the Civil Disobedience Movement (CDM) and damaging the state's ability to govern, with supporting the Committee Representing Pyidaungsu Hluttaw, and with generally inciting the people to disturb the peace and stability of the nation.