| 1985 16 January |
- Establishment of “NHK Enterprises, Inc.”
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| 1986 27 January |
- Establishment of “SOGOVISION INC.”
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| 1989 16 June |
- Establishment of “NHK Creative, Inc.”
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| 1989 28 June |
- Establishment of “NHK Software, Inc.”
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| 1990 5 July |
- Establishment of “Media International Corporation”
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| 1994 |
- Establishment of “NHK Enterprises America, Inc.” and “NHK Enterprises Europe Ltd.”
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| 1995 1 April |
- Establishment of “NHK Enterprises 21, Inc.” by the merger of “NHK Enterprises, Inc.” and “NHK Creative, Inc.”
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| 2005 1 April |
- Establishment of “NHK Enterprises, Inc.” by the merger of “NHK Software, Inc.” and “NHK Enterprises 21, Inc.”
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| 2008 1 April |
- Establishment of “NHK PlanNet, INC.”
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| 2010 1 April |
- Merger between “NHK Enterprises, Inc.” and “Media International Corporation”
- Establishment of “NHK Cosmomedia America, Inc.” by the merger of “NHK Enterprises America, Inc.” and “Japan Network Group, Inc. (JNG)”
- Establishment of “NHK Cosmomedia Europe Ltd.” by the merger between “NHK Enterprises Europe Ltd.” And “Japan Satellite TV (JSTV)”
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| 2013 1 July |
- Merger between “NHK Enterprises, Inc.” and “SOGOVISION INC.”
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| 2015 16 January |
- 30th anniversary of company establishment
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| 2020 1 April |
- Merger between “NHK Enterprises, Inc.” and “NHK PlanNet, INC.”
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| 2022 1 December |
- NEP becomes a subsidiary of NHK Media Holdings
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