To extend our online forex trading services to the rest of the world outside Japan, GMO-Z.com Forex HK Limited is the first overseas subsidiary of GMO Financial Holdings, Inc. in the Asian region. GMO Financial Holdings, Inc. is the leading provider of financial services in Japan and NUMBER ONE largest retail forex broker by trading volume. Being the strongest, reputable and most trusted forex broker, we assure you with an all-rounded support you need to become a successful trader.