Nishizuka, 30, of Kailua, Hawaii, assigned to 427th Reconnaissance Squadron, Beale Air Force Base, Calif.; died April 27  in the crash of an MC-12 aircraft near Kandahar Airfield, Afghanistan. Also killed in the incident were Capt. Brandon L. Cyr, of Woodbridge, Va., Staff Sgt. Richard A. Dickson, of Rancho Cordova, Calif.; and Staff Sgt. Daniel N. Fannin, of Morehead, Ky.