Tradition holds that the era marks the conquest of Bengal by the 118th Tripuri king in the Rajmala chronicle,  Hamtor Fa (also Jujaru Fa or Himti or Birraj). In historical reality, however, the Tripuri era, just as the Bengali era, is an adoption of the Mughal Fasli era introduced by emperor Akbar in 1563.
Tradition suggests that the era represents the conquest of Bengal by the 118th Tripuri king as described in the Rajmala chronicle, Hamtor Fa (also Jujaru Fa or Himti or Birraj). In historical truth, however, the Tripuri era, like the Bengali era, is derived from the Mughal Fasli era introduced by Emperor Akbar in 1563.