The Sapporo Television Broadcasting, Co., Ltd. (札幌テレビ放送株式会社, Sapporo Terebi Hōsō Kabushiki Gaisha) is a TV station of Nippon News Network (NNN) and Nippon Television Network System (NNS) in Hokkaidō, Japan. Headquartered in Sapporo, the capital city of Hokkaidō prefecture, the TV station was established on April 8, 1958. It is usually called "STV" for short, which is used as a name in a number of TV programs. Since December 15, 1962, the company has operated as a television and radio station until July 12, 2005, when its radio broadcasting operations was split into The STVradio Broadcasting, Co., Ltd. (STVラジオ株式会社, STV Rajio Kabushiki Gaisha). Currently, STV Radio is an affiliate of National Radio Network (NRN) covering the Hokkaidō Prefecture. The license of the radio broadcasts was succeeded to the STV Radio, and started broadcasting under the new subsidiary on October 1, 2005. ()