Title: NEXCO West Japan Announces Event at Ishizuchiyama Service Area (SA) in Nishijo City, Ehime Prefecture, on April 6 ahead of the 20th Anniversary of Full Opening of Matsuyama Expressway on April 17, as unveiled on March 5.

On the 5th, NEXCO West Japan announced plans to commemorate the 20th anniversary of the full opening of the Matsuyama Expressway on April 17th. Prior to this milestone, an event will be held on April 6th at the Ishizuchiyama Service Area (SA) on the down line in Nishijo City, Ehime Prefecture. The event will include various activities and celebrations.