 This gave the ship a total of forty-eight 25 mm guns in 16 triple mounts.At the top of the island, "Ibuki" was planned to have a rangefinder and a Type 21 radar.In 1944, the radar was moved to a retractable mount in the flight deck near the bow and a Type 22 surface search and a Type 13 early-warning radar were going to be installed on the island.