|[[51cm Twin Gun Mount]] (★+2)<br>[[Type 21 Air Radar Kai 2]] (★+4)<br>[[Shiun]] (★+6)
|[[51cm Twin Gun Mount]] (★+2)<br>[[Type 21 Air Radar Kai 2]] (★+4)<br>[[Shiun]] (★+6)
|[[51cm Twin Gun Mount]]<br>[[Shiun]] (★+4)
|[[51cm Twin Gun Mount]]<br>[[Shiun]] (★+4)
+
|-
+
|December
+
|[[Shiun (Skilled)]] (★+6)<br>[[Type D Kouhyouteki Kai (Kouryuu Kai)]] (★+3)<br>[[Skilled Sonar Personnel + Late Model Bow Torpedo Mount (6 tubes)]] (★+3)<br>[[Late Model Radar & Passive Radiolocator + Snorkel Equipment]] (★+6)
+
|[[Shiun (Skilled)]] (★+4)<br>[[Skilled Sonar Personnel + Late Model Bow Torpedo Mount (6 tubes)]] (★+2)<br>[[Late Model Radar & Passive Radiolocator + Snorkel Equipment]] (★+4)
+
|[[Shiun (Skilled)]] (★+2)<br>[[Skilled Sonar Personnel + Late Model Bow Torpedo Mount (6 tubes)]] (★+1)<br>[[Late Model Radar & Passive Radiolocator + Snorkel Equipment]] (★+2)