Hiroshima castle, Hiroshima City, Hiroshima Prefecture (near the western end of the main island, Honshu):




Nakatsu castle, Oita Prefecture (on Kyushu Island):









I am sure I have one of Osaka castle floating around & will post it when I locate it.

Those of you interested can check this link for some castles in the middle of Japan (Kansai area): http://kto.co.jp/new/modules/booklis...cat.php?cid=48

If I get to Kumamoto & the weather is good, I will take some pics of Kumamoto castle later this week.