The Working Holiday Visa is meant to give you the opportunity to work here and there whilst holidaying in Japan. Hence the requirement to
The Working Holiday Visa expires after 6 months for the following countries:
- Australia
- New Zealand
- Canada
You have the option though to renew it after 6 months giving you a total of 1 year.
If you are from:
- Korea
- France
- Germany
- U.K. and Ireland
- France
Then you receive a 1 year Working Holiday Visa.
The "3 month interval" requirement was a thing of the past, and even then it wasn't really policed. I was on the WHV for a total of 12 months, and during this time I stayed in the 1 place and worked around 30 hours / week with no issues. It was all legit and I paid my taxes.
Go straight to the source at
MOFA: The Working Holiday Programmes in Japan. I suggest giving them a ring to clarify any doubts you have.