That represents an 8.2% increase on the 85MW of wind added in the preceding 12 months. It has a total of about 2.5GW installed.
Japan introduced a new feed-in tariff for wind projects on 1 July 2012 of 23.1 yen ($0.26) per kWh for 20 years, up from the roughly 15 yen being paid on contracts previously.
JWPA estimates that this offers an IRR of 7.7%