 At Kangyi it is joined by the Natmyaung River (Natmyaung Chaung) from the right (northwest).At Nanhannwe it is joined by the Nat-taga River (Natt-taga Chaung) from the right (west).Just below the village of Mawlaik it is joined by the Segyi River (Segyi Chaung) from the right (west).