NACK5 Stadium Omiya is a football stadium located in Ōmiya-ku, Saitama city, Saitama Prefecture, Japan. It is the home stadium of J2 League club Omiya Ardija.
It was formerly known as Omiya Football Stadium. Since 14 May 2007 it has been called NACK5 Stadium Omiya for the naming rights.
Address (Unnamed Road), Tokyo, Japan
Coordinates 35°54'58.389" N 139°38'0.489" E