Japan Satellite TV

Japan Satellite TV, commonly known as JSTV, was an international Japanese television service that broadcast from London to Japanese-speaking audiences in Europe, the Middle East, and North Africa. It began operations in March 1990 and was created to make Japanese television programming available to expatriate households, business travellers, hotels, and other overseas viewers. The service was initially established by Marubeni-Iida in association with the Mitsukoshi department store chain, reflecting the commercial interest of Japanese companies in supporting overseas residents and expanding access to Japanese media. JSTV began as a small analogue satellite operation on Astra. Its initial schedule consisted of approximately two hours of evening programming and was intended to be free-to-air at launch. The business plan contemplated the introduction of encryption and a subscription fee as the service developed. In June 1991, JSTV expanded its daily schedule to approximately 11 hours and moved to another Astra transponder, using Videocrypt II encryption. It later expanded again to a full 24-hour service. Analogue broadcasting on Astra ended on 31 October 2001 as the service moved toward digital distribution. The channel’s programming proposition centred on Japanese news, current affairs, entertainment, documentaries, sport, anime, and children’s programming. NHK programming formed the core of the service, particularly content associated with NHK World Premium, but JSTV also carried selected programmes from major commercial broadcasters including Fuji Television and TV Tokyo. News broadcasts were often transmitted live or close to live from Japan, while entertainment and animation could be delayed relative to their domestic Japanese broadcasts. Some news and English-language programmes were available without encryption, while most of the subscription service was encrypted. JSTV eventually operated two channels. JSTV1 was the principal television channel and broadcast for roughly 20 hours each day. JSTV2 operated as a complementary service carrying programming, radio content from NHK World Radio Japan, schedule information, and, during later periods, additional blocks of television programming. The service was also distributed in selected hotels and became available through the JSTV-i platform for European consumers using compatible set-top-box equipment. The satellite operation underwent further technical changes over time. After the closure of its Astra analogue transmissions, JSTV used digital satellite distribution and later transmitted through the Eutelsat Hot Bird platform with Conax encryption. Cryptoworks encryption was discontinued in 2019. In July 2020, both JSTV channels began high-definition broadcasting. The transition followed changes to satellite parameters and a change in uplink partner to the Italian telecommunications company Telespazio, with the service’s distribution arrangements also affected by the United Kingdom’s departure from the European Union. JSTV ceased operations at the end of October 2023. NHK Cosmomedia (Europe) announced the planned closure in May 2023, citing a decline in subscribing households and broader changes in the broadcasting environment. During September and October 2023, JSTV used a transitional schedule in which JSTV1 carried NHK World Premium programming on an eight-hour delay and JSTV2 carried the service live. After the closure, NHK World Premium replaced JSTV for the relevant international audience. JSTV therefore represents an early and long-running example of a subscription-oriented Japanese international television service that evolved from analogue satellite broadcasting into encrypted digital and high-definition distribution before being discontinued.

JSTV was established in early 1990 by Marubeni-Iida in association with Mitsukoshi. The planned service was designed for overseas Japanese viewers and was transmitted from London. Regular broadcasting began on 1 March 1990, following preparations for test transmissions in February. The initial service was an evening-only analogue satellite channel on Astra 1A, sharing transponder capacity with other services. Its first business model contemplated free-to-air access followed by encryption and a monthly subscription arrangement. On 3 June 1991, JSTV moved to an Astra 1B transponder and expanded its schedule to approximately 11 hours per day. Videocrypt II encryption was introduced as the service developed its paid television model. JSTV subsequently moved to additional Astra capacity and expanded to 24-hour broadcasting. The channel’s early development reflected the growth of satellite television in Europe and the demand for Japanese news and entertainment outside Japan. During the 1990s, JSTV broadened its programming. At the beginning of fiscal 1997, it began carrying NHK World’s Dayline Japan. Over time, NHK became the principal content source, while the service also acquired selected programming from Fuji Television, TV Tokyo, and other Japanese broadcasters. Its catalogue included news, current affairs, sports such as sumo, documentaries, variety shows, anime, and children’s programmes. Direct or near-live news transmissions were particularly important to the service’s value for expatriate viewers, although some entertainment programming was delayed. JSTV’s analogue Astra transmissions ended on 31 October 2001. The service later operated using digital satellite distribution, ultimately using the Eutelsat Hot Bird platform. The later technical configuration used DVB-S2 and MPEG-4 transmission with Conax encryption, while selected programmes, including some major NHK news broadcasts and English-language content, remained available without encryption. The service also reached viewers through hotels and through JSTV-i, a consumer distribution option associated with Western Digital’s WD TV Live set-top-box ecosystem. The brand operated two channels. JSTV1 was the main television service, broadcasting approximately 20 hours per day. JSTV2 provided a complementary 24-hour service that included NHK World Radio Japan content, an on-screen JSTV1 schedule, and later additional television blocks. The scheduling structure changed over time, with JSTV2 carrying television programmes during selected morning and evening periods in addition to its other material. In July 2020, JSTV1 and JSTV2 moved to high-definition broadcasting. The change followed revised satellite parameters and the appointment of Telespazio as the uplink partner. The distribution changes occurred in the context of the United Kingdom’s post-Brexit broadcasting and telecommunications environment. On 16 May 2023, NHK Cosmomedia (Europe) announced that JSTV would close at the end of October. The announcement attributed the decision to declining subscriber-household numbers and changes in the surrounding broadcasting environment. During September and October, JSTV1 carried NHK World Premium on an eight-hour delay and JSTV2 carried the service live as a transitional arrangement. JSTV ended at the close of October 2023, after which NHK World Premium replaced it for the audience previously served by JSTV.

• 2023

  JSTV closes

  [1]JSTVen.wikipedia.org

  The service ends at the close of October after NHK Cosmomedia (Europe) announces a planned shutdown.

• 2020

  JSTV1 and JSTV2 move to HD

  [1]JSTVen.wikipedia.org

  Both JSTV channels begin high-definition satellite broadcasting.

• 2019

  Cryptoworks encryption discontinued

  [1]JSTVen.wikipedia.org

  JSTV ends use of Cryptoworks encryption as part of its later digital distribution arrangements.

• 2001

  Analogue Astra service ends

  [1]JSTVen.wikipedia.org

  JSTV ends analogue transmissions on Astra on 31 October.

• 1997

  Dayline Japan added

  [1]JSTVen.wikipedia.org

  JSTV begins airing NHK World’s Dayline Japan.

• 1991

  Service expands on Astra 1B

  [1]JSTVen.wikipedia.org

  JSTV expands to approximately 11 hours per day and introduces Videocrypt II encryption.

• 1990

  JSTV launches from London

  [1]JSTVen.wikipedia.org

  JSTV begins regular satellite television broadcasting for Japanese-speaking viewers in Europe and surrounding regions.

A specialist Japanese-language international television service combining NHK programming with selected content from major Japanese commercial broadcasters for overseas viewers.

• Television channel · 1990

  JSTV1

  The principal JSTV television channel, carrying approximately 20 hours of programming per day. Its schedule combined NHK news and current affairs with selected entertainment, documentary, sports, anime, and children’s programmes from NHK and Japanese commercial broadcasters.

• Complementary television and radio channel

  JSTV2

  A complementary 24-hour service carrying NHK World Radio Japan content, JSTV1 schedule information, and later additional television programming during defined daily time blocks. In the final transitional period, it carried NHK World Premium live.

• Digital distribution service

  JSTV-i

  A consumer-facing distribution option that made JSTV available to European viewers through compatible Western Digital WD TV Live set-top-box equipment.

• 2023

  Close the JSTV serviceStrategy

  Background

  NHK Cosmomedia (Europe) cited a decline in subscribing households and changes in the broadcasting environment.

  Action taken

  JSTV1 and JSTV2 were scheduled to shut down at the end of October 2023, with temporary transitional schedules in September and October.

  Aftermath

  NHK World Premium replaced JSTV after the closure.

  Source

• 2020

  Introduce high-definition channelsProduct launch

  Background

  JSTV needed to update its satellite distribution and uplink arrangements in a changing European broadcasting environment.

  Action taken

  JSTV1 and JSTV2 began HD broadcasts, with Telespazio becoming the uplink partner.

  Aftermath

  The service continued in a modernized digital format until its closure in 2023.

  Source

• 2001

  End analogue Astra broadcastingGeneration change

  Background

  Satellite television distribution was moving from analogue transmission toward digital delivery.

  Action taken

  JSTV ended its analogue Astra transmissions on 31 October 2001.

  Aftermath

  The brand continued through digital satellite distribution.

  Source

• 1990

  Develop a subscription satellite television modelStrategy

  Background

  JSTV initially planned to launch as a free-to-air service while preparing to introduce encryption and paid subscriptions.

  Action taken

  The service began with limited free-to-air availability and later adopted encrypted satellite distribution, including Videocrypt II.

  Aftermath

  The change established JSTV as a specialist subscription service for overseas Japanese audiences.

  Source

1. 1JSTVen.wikipedia.org
2. 2NHK Cosmomedianhk-cm.jp