Three codes could be found in the NL-1331A DEPLOYMENT: AUSTRALIA, NEW ZEALAND, JAPAN post on the Investigate Ingress blog.
[1] aax43hgzyrorgb636zx
[2] ej072ktxske181lu
[3] kuq49qsftfou033wv
Code #1
Observations
This passcode was still live at the moment of writing this post.
Code #2
Observations
Don’t let the extra number f00l y0u.
Code #3
Observations
Passcode format is there, go through your usual cipher routine