History

1926	August	Tokyo, Osaka and Nagoya Broadcasting Stations merge to form Nippon Hoso Kyokai (Japan Broadcasting Corporation)
1931	April	Second radio network goes on air
1935	June	International radio broadcasts begin
1950	June	Introduction of the Broadcast Law NHK re-established as a public broadcaster under the terms of the Broadcast Law
1953	February	First TV broadcast from NHK’s television studios in Tokyo
1959	January	First Educational TV broadcast
1960	September	First television broadcasts in color
1963	November	First experimental transmission via communications satellite between Japan and USA breaks the news of the assassination of President John F. Kennedy
1964	October	The Tokyo Olympic Games becomes the first Olympics in history to be broadcast via satellite and in color
1969	March	First FM radio broadcast
1971	October	All General TV programs broadcast in color
1982	December	Sound multiplex broadcasts begin on TV
1985	November	First teletext service begins
1989	June	Full-scale satellite broadcasting services begin
1994	November	Hi-Vision (HDTV) test broadcasts begin
1995	April	Launch of international television channel
2000	December	Digital BS broadcasting begins
2006	April	One-Seg service for mobile receivers begins
2008	December	Launch of "NHK on Demand", a pay-per-view VOD service
2009	February	NHK WORLD TV begins 24-hour English-language service
2011	April	Three BS channels consolidated into two (BS1 and BS Premium)
2011	July	Analogue broadcasts end (With exception of Iwate, Miyagi and Fukushima prefectures, which were the areas most severely affected by the Great East Japan Earthquake)
2012	March	Analogue broadcasts end in Iwate, Miyagi and Fukushima prefectures
2013	September	Launch of "NHK Hybridcast" service, collaborative operations between broadcasting and communications
2018	December	4K/8K Super Hi-Vision broadcasts begin
2020	April	Full launch of "NHK Plus" online service
2023	December	BS reorganized into 3 channels: BS, BSP4K, and BS8K

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