The AC-3 White Heron or Shirasagi is a support vehicle used by the JSDF. It is used to transport and support Kiryu. Two White Herons can carry Kiryu to a combat zone, and wing-mounted autocannons allow them to support the machine in combat.
- Flight at 930 kilometers per hour, or 750 kilometers per hour when lifting Kiryu
- Can fire dual pulsating cannons
- Functions as the control station for Kiryu
- Capable of carrying and transporting extremely heavy objects with help of a wire.
- Able to transmit energy to Kiryu