The existence of the Nissan Z Nismo precision knife is, however, the result of a simple idea that popped into the head of Nissan's people and was executed by knifemaker Kiryu, one of the country's ...

The result is the Z NISMO Precision Sushi Knife, a rare fusion of heritage and modernity, shaped in collaboration with sushi master Chef Hiroyuki Terada and esteemed Japanese knifemaker Satoshi Kiryu.

Stories from the north east of England on BBC Sounds.