Mithun uiga igoa sili: Matuia, Agalelei, Po nei, Toaga, Agavaa. Aumai Mithun uiga o le suafa.
Sikdar uiga faaiu sili: Toaga, Po nei, Volatile, Matuia, Lē ma vāloia. Aumai Sikdar uiga o faaiu.
Surnames taatele ma igoa Mithun: Raj M.s., Mithunam, Raj, Galleghan, Jiwani. Aumai Lisi o surnames ma igoa Mithun.
O le tele o igoa tutusa ai ma faaiu Sikdar: Tapabrata, Mithun, Tarak, Shubhasish, Bidit. Aumai Igoa e aumai faatasi Sikdar.
Ogatasi o Mithun ma Sikdar o 80%. Aumai Ogatasi o Mithun ma Sikdar.