Provided is a digital broadcast receiver and a method for receiving digital broadcast, capable of rapidly restarting to receiving broadcast when the digital broadcast receiver is moved and region is changed. The digital broadcast receiver (10) includes a first tuner (106) and a second tuner (107). The first tuner (106) receives a certain channel, whereas the second tuner (107) performs channel detection at a predetermined cycle. If the reception level of the certain channel currently received by the first tuner (106) becomes lower than a threshold, the digital broadcast receiver (10) switchesthe channel received by the first tuner (106) to a channel whose reception level is equal to or higher than the threshold among channels detected by the second tuner (107).