Standard Aircraft Carrier "Kaga" renamed "Ka-chan" Pun: "Ka-chan"<->"Mommy" (an more affectionate variant of "mother")

Uh

How about naming Kaga-san "Ka-chan"?

A good idea, that is. Akagi's is adopted.

I'm thinking everyone's nickname.

Souryuu is So-chan Hiryuu is Hi-tan Ryuujou is Hell's wall