#*[[Type 13 Air RADAR]] and [[Type 21 Air RADAR]], as well as their improved versions [[Type 13 Air RADAR Kai]] and [[Type 21 Air RADAR Kai]] can be improved with the support of specific ship girls. | #*[[Type 13 Air RADAR]] and [[Type 21 Air RADAR]], as well as their improved versions [[Type 13 Air RADAR Kai]] and [[Type 21 Air RADAR Kai]] can be improved with the support of specific ship girls. |