WW2 invasion of Sydney Harbour, 31 May 1942 by Japanese midget submarines   In October 1907, my grandfather, John Fuller Junr., on his World Tour, observed the Japanese nation during his ten day working holiday in Tokyo, when he described Japan as a hermit nation. A hermit nation is a country which isolates itself from the world with its customs, language and culture – rather like modern North Korea today. There would not have been many men from New Zealand …