Quite a handful of tribal communities have settled down in several provinces of the state of Assam, each contribution to the culture and tradition of the whole of the state. So much so that a large number of anthropologists have thronged the region over the years in order to take a glimpse of their lifestyle and culture. Amongst several of these tribal communities, the Dimasa tribal community deserves mentioning. Majority of the Dimasa tribal community have taken refuge in safe haven in several laces of the Karbi Anglong District.

Dimasa tribal community is hailed from the North Eastern India and is said to be a component part of the Bodo-Kachari clan. Most of the people of Dimasa tribes reside in the Jatinga Valley, North Chhachar Hills of Assam. As per the history, the Dimasa tribes are native to Brahmaputra Valley and the meaning of the word `Dimasa` is the children of the big river that connotes Brahmaputra.

Although the total population of the Dimasa tribal community constitutes of ten percent, each and every member of this Dimasa tribal society are financially well off. Even some of these Dimasa tribes even have got inclination for education and learning. Just like any other tribal community, this Dimasa tribal community too is very much pious and religious minded. As per the recent survey of the anthropologists of the Indian Territory, this Dimasa tribal community constitutes of near about ninety percent of the total population of the Indian subcontinent. Festivals, musical melodies, religious rites and customs too have enriched the culture of the Dimasa tribal community.

The Supreme Deity in the world is the Banglaraja as per the Dimasa tribal community. These tribal people worship deities like Lord Banglaraja, Sibrai, spirits of ill- will and good wills, Sakainjeek, Madai.

The Dimasa tribal people celebrate several occasions and festivals namely Bushu and Hangsao with playing instruments, traditional dance. The males and females of this community are dressed in their traditional dresses during these festivals and some of them take part in folk dances. Among the traditional wears, rikaosa, richa, paguri rimchau and rimchaoramai are worn by men and rikhra, jingsudu, rijamfini, rikaucha, rijamfinaberen, rigu etc. by women. The women of this community wear different ornaments like Chandraral, Jingbri, Jongsama, Kamautai, Kaudima, Longbar, Rongbarcha, Panlaubar, Khadu, Enggrasa, Ligjao.