cultural values

Certain objects were particularly Tapu, so much so that it was a dangerous act to even touch them, apart from suitably qualified priests. A breach of "Tapu" could incur the wrath of the Gods and death was the penalty for serious breaches of Tapu. Tapu and Noa is basically just the opposite of Yin Yang.

Yin Yang similar to Tapu and Noa symbol which is separated with a straight horizontal line through the centre black below white above which represents wairua (tapu and noa). Found this information.