Nephrite "hei-tiki" (neck pendant). These are believed to have their own "mana", are handed down as valuable heirlooms, and often given as gifts to seal important agreements. It has also been used for a range of tools such as adzes, as Māori had no metal tools before European contact. Commonly called "greenstone", jade jewellery in Māori designs is widely popular with tourists. Stone is often imported from Canada, China and Siberia, and Ngai Tahu runs a pounamu certification scheme to verify the authenticity of New Zealand stone. Nephrite Nephrite is a variety of the calcium, magnesium, and iron-rich amphibole minerals tremolite
One Ok Rock space during such hours. However, noticing that the Japanese language made no distinction between R's and L's, "O'CLOCK" transformed into "O'CROCK" or "O'KROCK", which later transformed into "OK ROCK". In addition, One Ok Rock can be expressed as "10969" (wan-ō-ku-ro-ku). The band uses both Japanese and English in their music. One Ok Rock has won Classic Rock Roll of Honour Awards for Eastern Breakthrough Male Band in 2016, and "Rock Sound" Awards for Best International Band in 2017. The band also nominated for two "Alternative Press" Music Awards – Best International Band in 2016 and Best Breakthrough Band in 2017.