And I noted you were speaking of wanting to know where a IJN sub was based...the Tabular Record of Movments (TROM)s are posted here on the premier site for info on the IJN and the sub force...
http://www.combinedfleet.com/sensuikan.htm
and there is a GREAT campaign and battle map here with full ship movments ....done by the two main reseachers for this great site, one of whom is from Estonia and is fluent in Japanese so he can and does translate a lot of historic documents that are hard to understand....
http://www.combinedfleet.com/map.htm
will catch up hopefully today with devel here.
that batch editor looks very useful for setting and adjusting some of the campaign parameters. Heads and tails over the C ++ i learned on