The official NZ inflation data from Statistics New Zealand is due at 2245GMT, previews posted:

What you may not be aware of is the Reserve Bank of New Zealand publish their own measure of inflation later in the session. Its worth being aware of though because the release can be a mover of the NZD.

The RBNZ's key measure of core inflation is 'the sectoral factor model', and its due at 3pm NZ time, which is 0300GMT.

The most recent reading was 1.7% y/y, for the December 2018 quarter.