大阪厚生年金会館 大ホール (1968–2010; see annotation)

This is the original main concert hall at the Osaka Kōsei Nenkin Kaikan complex. After the original complex closed at the end of fiscal year 2009, everything except this hall was demolished, and the remaining structure was extensively remodeled into the ORIX Theater that stands today. Please use this entity for Events, Releases and Recordings recorded/occurring through March 31, 2010.