Famous radio announcer and personality Toshio Nishimura used to appear on OBS.

[1]: 8  After obtaining a preliminary license on August 14,[1]: 8–9  Oita Radio began trial broadcasting on September 20.

The building is two stories high with a total floor area of 2,310 square meters.

[1]: 28  On October 22 of the same year, Oita Radio received a television broadcast license.

[1]: 41  At 11:54 on October 1, Oita Radio officially started regular TV broadcasts.

[1]: 45  At the same time as the broadcast, Oita Radio and Television decided to join the JNN network to reduce program and news deployment costs and strengthen competitiveness.

This tradition of jointly producing documentaries by JNN franchise stations in the Kyushu region continues to this day.

[1]: 85  In 1969, Oita Broadcasting's new building was completed, equipped with Studio A with an area of 270 square meters, which greatly improved Oita Broadcasting's TV program production environment.

[1]: 109  In response, Oita Broadcasting began to enter the housing and other industries to develop income other than advertising.

[1]: 131–132  Oita Broadcasting began to implement the two-day weekly system in 1976, and was the first broadcasting company in Oita Prefecture to implement the two-day weekly system.