In 1978, a first basic concept of Kansai-kan of the NDL was shown as the "Second National Diet Library" by local governments, academic societies and businesses in Kansai area. Natiolan Diet Library officially lunched the Research Committee for the Kansai Project of the National Diet Library (NDL) in 1982. And the second library was renamed as the Kansai-kan(the present name) in 1987.