This class was equipped with eight Boeing Harpoon Surface-to-surface missile as the key weapon system whereas traditional Japanese frigates weighed heavily on the Anti-submarine warfare. According to this mission concept, its predecessor's Mark 16 GMLS for the ASROC system was removed.
This class of ships was equipped with eight Boeing Harpoon Surface-to-surface missiles as their primary weapon, while previous Japanese frigates relied heavily on Anti-submarine warfare tactics. The mission concept involved replacing the Mark 16 GMLS for the ASROC system from its predecessor.