Etiquette in Japan been used. In Japanese restaurants, customers are given a rolled hand towel called "oshibori". It is considered rude to use the towel to wipe the face or neck; however, some people, usually men, do this at more informal restaurants. Nonwoven towelettes are replacing the cloth "oshibori". In any situation, an uncertain diner can observe what others are doing; and for non-Japanese people to ask how to do something properly is generally received with appreciation for the acknowledgment of cultural differences and expression of interest in learning Japanese ways. When using toothpicks, it is good etiquette to cover one's mouth with
Wasabi (restaurant) Since October 2017, Wasabi has also been opening sushi counters in some M&S stores. Wasabi (restaurant) Wasabi is a fast food restaurant chain based in the United Kingdom, focused on Japanese food, especially sushi and bento, and operating in London and New York. Wasabi was founded in London in 2003 by Dong Hyun Kim, a Korean entrepreneur. In October 2016, the company secured £25 million in debt financing from HSBC to support expansion. As of January 2015, they had 37 outlets in central London, and had opened their first one in New York. In June 2015, they opened in Cambridge.