A problem to be solved by the invention is to improve antenna gain at the time of website browsing and to put the antenna gain at the time of a telephone call in an excellent state. The invention is a folding type portable radio communication terminal (10) including a first chassis (20) provided with a display part (22) at its front surface side, a second chassis (30) provided with an operation part (32) at its front surface side, a coupling part (40) for openably/closably coupling end parts (21, 31) of the first and the second chassis (20, 30) so that the front surface sides of the second chassis (30) and the first chassis (20) face each other, and a whip antenna (50) for data transmission/reception provided in the coupling part side end part (34) of the second chassis (30) to be capable of being pulled out, in which in a state where the first and the second chassis (20, 30) are opened, the whip antenna (50) is pulled out in a direction of approaching a back surface side of the first chassis (20) and is held.