By the late 1930s, NHK's overseas broadcasts were known as Radio Tokyo, which became an official name in 1941. NHK began shortwave broadcasting on an experimental basis in the 1930s, and began regular English- and Japanese-language shortwave broadcasts in 1935 under the name Radio Japan, initially aimed at ethnic Japanese listeners in Hawaii and the west coast of North America. NHK's second radio network began in 1931, and the third radio network (FM) began in 1937. NHK was modelled on the BBC of the United Kingdom, and the merger and reorganisation was carried out under the auspices of the pre-war Ministry of Communications.

The three stations merged under the first incarnation of NHK in August 1926. Tokyo Broadcasting Station, along with separate organizations in Osaka and Nagoya, began radio broadcasts in 1925. NHK's earliest forerunner was the Tokyo Broadcasting Station ( 東京放送局), founded in 1924 under the leadership of Count Gotō Shinpei. 5.2 Criticism over comments about Japanese wartime history.5.1 NHK ban on employee insider market trading.NHK was the first broadcaster in the world to broadcast in high-definition (using multiple sub-Nyquist sampling encoding, also known as Hi-Vision) and in 8K. World Radio Japan also makes some of its programs available on the Internet. NHK World-Japan is composed of NHK World TV, NHK World Premium, and the shortwave radio service Radio Japan (RJ). NHK also provides an international broadcasting service, known as NHK World-Japan. NHK operates two terrestrial television channels ( NHK General TV and NHK Educational TV), four satellite television channels (NHK BS1 and NHK BS Premium as well as two ultra-high-definition television channels, NHK BS4K and NHK BS8K), and three radio networks ( NHK Radio 1, NHK Radio 2, and NHK FM). NHK, which has always been known by this romanized initialism in Japanese, is a statutory corporation funded by viewers' payments of a television license fee. NHK, also called the Japan Broadcasting Corporation and shortened from Nippon Hōsō Kyōkai, is a Japanese government-owned public broadcaster.

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