[Hurri-Khan]

First ones are german "flaktraps".. U-flak- boats:

http://www.uboat.net/types/u-flak.htm
http://www.ww2f.com/modelling/20842-vii-c-41-a.html

Second is of course the japanese I-400 class

http://en.wikipedia.org/wiki/I-400
http://www.damninteresting.com/?p=767

Youtube has 5-part documentary about 'em;
http://www.youtube.com/watch?v=wHoD3ok2_To


>>>-H-K--->