BS Conditional Access Systems Inc.

Our company was established in February 2000, prior to the start of BS digital broadcasting, with investments from broadcasters and others to operate a limited reception system.

February 22, 2000 (Heisei 12)

In December 2000, BS digital broadcasting began, and our company provided systems for viewing contracts for BS paid broadcasting and automatic display messages for NHK-BS.

In 2002, it was adopted for 110-degree CS broadcasting.

In June 2002, the revision of the ordinance allowed the use of scrambling even for free digital broadcasts.

Terrestrial digital broadcasting began in December 2003.

From April 2004, the use of B-CAS cards for content protection of terrestrial and BS digital (free) broadcasts began.

In October 2005, the provision of terrestrial digital exclusive cards began.

In June 2008, the 5th interim report of the Information and Communications Council proposed a review of content protection by B-CAS.

In July 2009, the 6th interim report of the Information and Communications Council proposed the introduction of a 'new method' for content protection.

In November 2009, the provision of terrestrial digital exclusive (blue) mini cards began.

In May 2010, the total number of cards distributed exceeded 100 million.

In March 2011, all user registrations for B-CAS cards were discontinued.

In April 2011, the provision of BS, CS, and terrestrial shared (red) mini cards began.

In July 2011, complete digitalization was achieved except for the three Tohoku prefectures.

In March 2012, digitalization was completed in the three Tohoku prefectures.

In June 2012, three people were arrested in the 'B-CAS Unauthorized Tampering' incident.

In August 2012, the operation of a content protection-only system began.

In August 2013, the total number of cards distributed exceeded 200 million.

In December 2018, the start of 4K8K satellite broadcasting and the operation of the new CAS (ACAS) began.