• History
    • 1925March

      First radio broadcast by Tokyo Broadcasting Station

      First radio broadcast
    • 1926August

      Tokyo, Osaka and Nagoya Broadcasting Stations merge to form Nippon Hoso Kyokai (Japan Broadcasting Corporation)

    • 1928November

      First nationwide radio broadcast

    • 1931April

      Second radio network goes on air

    • 1935June

      International radio broadcasts begin

    • 1950June

      Introduction of the Broadcast Law

    • NHK re-established as a public broadcaster under the terms of
      the Broadcast Law

    • 1953February

      First TV broadcast from NHK’s television studios in Tokyo

      First TV broadcast
    • 1959January

      First Educational TV broadcast

    • 1960September

      First television broadcasts in color

      First television broadcasts in color
    • 1963November

      First experimental transmission via communications satellite between Japan and USA breaks the news of the assassination of President John F. Kennedy

    • 1964October

      The Tokyo Olympic Games becomes the first
      Olympics in history to be broadcast via satellite and in color

      the first Olympics in history to be broadcast via satellite and in color
    • 1969March

      First FM radio broadcast

    • 1971October

      All General TV programs broadcast in color

    • 1977October

      All Educational TV programs broadcast in color

    • 1982December

      Sound multiplex broadcasts begin on TV

    • 1985November

      First teletext service begins

    • 1989June

      Full-scale satellite broadcasting services begin

      Full-scale satellite broadcasting services
    • 1994November

      Hi-Vision (HDTV) test broadcasts begin

    • 1995April

      Launch of international television channel

    • 2000March

      ITU (International Telecommunication Union) approves Hi-Vision as the international studio standard

    • 2000December

      Digital BS broadcasting begins

    • 2003February

      Opening of NHK Archives, a repository of Japanese TV and radio programs and video footage

    • 2003December

      Digital terrestrial TV broadcasting begins

    • 2006April

      One-Seg service for mobile receivers begins

      One-Seg service
    • 2008December

      Launch of "NHK on Demand", a pay-per-view VOD service

    • 2009February

      NHK WORLD TV begins 24-hour English-language service

    • 2011April

      Three BS channels consolidated into two (BS 1 and BS Premium)

    • 2011July

      Analogue broadcasts end (With exception of Iwate, Miyagi and Fukushima prefectures, which were the areas most severely affected by the Great East Japan Earthquake)

    • 2012March

      Analogue broadcasts end in Iwate, Miyagi and Fukushima prefectures

    • 2013September

      Launch of "NHK Hybridcast" service, collaborative operations between broadcasting and communications

    • 2016August

      4K and 8K test satellite broadcasting begins

    • 2018December

      4K/8K Super Hi-Vision broadcasts begin