Solution:Halam, Notiya tribes are mainly found in the state of Tripura.
Halam
The Halam are native to Tripura and are also known as Mila Kuki. The Halam are of Cocase-Mongoloid origin and their language is similar to Tibeto-Burman. The Halam are followers of the "Saka" cult, but also have Vaishnavism influences. The Halam practice jhum cultivation. The Halam celebrate the Rai Balmani Festival. The Halam are divided into sub-tribes, including Malsom, Kaipeng, Hrangkhawl, Kalai, Rupini, Bongcher, Karbong, Langkai, Chorai, Morsophang, Ranglong, and Thangachep.
Noatia
The Noatia practice terrace cultivation. The Noatia have several clans, but there is no hierarchy among them. The Noatia practice community endogamy and clan exogamy. The Noatia practice monogamy, and the post-marital residence is patrilocal. The Noatia observe birth pollution until the naval chord is detached from the baby's body. The Noatia observe a ritual called risasaromani after the first menstruation.