Which ones are recommended?
Thank you!
Yagura castle lets googling
Gold Fortress? I am trying this in a correspondence game.
First you decide if you will play ibisha (static rook) or furibisha (ranging rook). King and rook should be far apart. When ibisha i think that kani gakoi (crab castle) is a good start. If you play furibisha mino is the normal choise