Yakobo Lumwe´s service on the northern coast of Tanganyika Territory was interrupted from 1943 on by a five-year period in Dar es Salaam. [40] He was called to support the church there in a difficult situation, after another pastor had been suspended from duty.
Kazi ya Yakobo Lumwe pwani ya kaskazini mwa Tanganyika Territory iliingiliwa kuanzia 1943 kwa muda wa miaka mitano Dar-es-Salaam. [40] Aliitwa kusaidia kanisa pale lililokuwa katika hali ya matatizo, baada ya mchungaji mwingine kusimamishwa kazi.