** Improvement & upgrade: [[Bi Type 40mm Twin Autocannon Mount]], [[61cm Quadruple (Oxygen) Torpedo Mount]], [[12.7cm Twin Gun Mount Model C Kai 2]], [[12.7cm Twin Gun Mount Model C Kai 3]] | ** Improvement & upgrade: [[Bi Type 40mm Twin Autocannon Mount]], [[61cm Quadruple (Oxygen) Torpedo Mount]], [[12.7cm Twin Gun Mount Model C Kai 2]], [[12.7cm Twin Gun Mount Model C Kai 3]] |