As of April 2023, she is ranked as the number one female super featherweight (130 lbs) Muay Thai practitioner in the world by the WBC Muaythai.
[2] Buntan made her ONE Championship debut against Wondergirl Fairtex at ONE: Fists Of Fury on February 26, 2021.
Buntan scored the sole knockdown of the fight in the first round, dropping Wondergirl with a left hook.
[9] Her three-fight winning streak under the ONE banner earned Buntan the chance to fight Smilla Sundell for the inaugural ONE Women's Strawweight Muay Thai World Championship at ONE 156 on April 22, 2022.
[20] Buntan was expected to face Anissa Meksen for the inaugural ONE Women's Strawweight Kickboxing World Championship on July 6, 2024, at ONE Fight Night 23.