The ONE Championship lightweight title bout between Tang Kai (19-4, 8-1 in ONE) and Shamil Gasanov (16-1, 6-1 in ONE) has been moved to May 15. The fight will take place at ONE Fight Night 43. No reason for the rescheduling was provided in the announcement. Both fighters hold strong records within the promotion. This represents a significant title fight in ONE's lightweight division.
ONE Championship has officially moved its lightweight title fight between Tang Kai and Shamil Gasanov to May 15, with the bout now set to headline ONE Fight Night 43.
Tang Kai enters the contest carrying a 19-4 overall record and an impressive 8-1 mark inside the ONE Championship cage. That ONE record speaks to his consistency at the top of the promotion's lightweight division and underlines why he is positioned in a title fight of this magnitude.
Shamil Gasanov brings a near-perfect 16-1 overall record into the contest, going 6-1 under the ONE banner. His single promotional loss has done little to derail his trajectory toward championship contention, and this booking represents the biggest opportunity of his ONE Championship career.
ONE Championship did not provide a reason for the rescheduling in its announcement, though the fight remains firmly on the calendar for the May 15 card.
Why it matters
- The bout determines the ONE Championship lightweight title, one of the promotion's most prestigious belts.
- Both fighters have proven themselves among the division's elite through their respective ONE records, making this a genuine championship clash rather than a speculative matchup.
- A win for either man would mark a defining moment in their career and reshape the landscape at the top of ONE's lightweight division.









