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| 1953–1960 | 1960–1961 | 1961–1988 | 1988–2006 |
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| 2006–2007 | 2007–present | 2007–2010 | 2010–present |
Radio Oita[]
1953–1960[]
1960–1961[]
Oita Broadcasting System[]
1961–1988[]
1988–2007[]
1988–2006[]
2006–2007[]
2007–present[]
2007–2010[]
2010–present[]
| Main Broadcasters
Subsidiaries Japan News Network Japan Radio Network Cable/Satellite services Other assets Defunct
1Joint venture with broadcasters Nippon Television, TV Asahi Corporation, TV Tokyo, Fuji Television  |
