Q.Is Juniperus Chinensis Toxic?
You have a wonderful web page https://www.gardeningknowhow.com/ornamental/shrubs/juniper/are-all-juniper-berries-edible.htm but it says nothing about the toxicity of Juniperus chinensis which is the most common variety in plant nurseries in New Zealand.

Certified GKH Gardening Expert
All junipers have some level of toxicity, usually low. The first article, however, sites Chinese juniper berries as edible, often used for seasoning.
https://plants.ces.ncsu.edu/plants/juniperus-chinensis/
https://ucanr.edu/sites/poisonous_safe_plants/Toxic_Plants_by_common_Name_659/
https://www.chop.edu/centers-programs/poison-control-center/poisonous-berries
https://secure.caes.uga.edu/extension/publications/files/pdf/C%20957_3.PDF
http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=279597
https://www.gardeningknowhow.com/ornamental/shrubs/juniper/are-all-juniper-berries-edible.htm