The Tumanya group migrated to Ankori or the Nkole people and eastwards following the Luvua (Lualaba) while their companions Lualaba River to back the lagoons in Upemba Depression. It was around the 17th Century when the gradual arrival of people in the mountains from the plains of Lualaba Kamalondo and named these Kundelungu Mountains. Finally, Tanga and his father Kyomba further migrated across the Luapula at the current location of the position of Kasenga and settled in southern Tanganyika where they were joined by members of Zimba Clan, avoiding quarrels will Movwe who migrated to the Marungu highlands.