Changes

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|-

|{{RedGunHeavy}}Large Caliber

|{{RedGunHeavy}}Large Caliber

|[[Prototype 35.6cm Triple Gun Mount]]{{·}}[[Prototype 46cm Twin Gun Mount]]{{·}}[[41cm Triple Gun Mount Kai Ni]]{{·}}[[41cm Twin Gun Mount Kai 2]]{{·}}[[35.6cm Twin Gun Mount Kai Ni]]{{·}}[[Prototype 51cm Triple Gun Mount]]

|[[Prototype 35.6cm Triple Gun Mount]]{{·}}[[Prototype 46cm Twin Gun Mount]]{{·}}[[41cm Triple Gun Mount Kai Ni]]{{·}}[[41cm Twin Gun Mount Kai 2]]{{·}}[[35.6cm Twin Gun Mount Kai Ni]]{{·}}[[Prototype 51cm Triple Gun Mount]]{{·}}[[46cm Triple Gun Mount Kai]]

|-

|-

|colspan=2|{{YellowGun}}Secondary Gun

|colspan=2|{{YellowGun}}Secondary Gun

|-

|-

|Large

|Large

|'''[[SK Radar]]'''{{·}}[[Type 21 Air Radar Kai Ni]]{{·}}[[15m Duplex Rangefinder Kai + Type 21 Radar Kai Ni + Skilled Fire Direction Center]]

|'''[[SK Radar]]'''{{·}}[[Type 21 Air Radar Kai Ni]]{{·}}[[15m Duplex Rangefinder + Type 21 Radar Kai Ni]]{{·}}[[15m Duplex Rangefinder Kai + Type 21 Radar Kai Ni + Skilled Fire Direction Center]]

|-

|-

|{{SubmarineRadar}}Submarine

|{{SubmarineRadar}}Submarine