Mayo flight physicians perform special medical assessments for screening programs tailored to the needs of the requesting organization. Professional pilot recruiting firms such as World Aviation Systems, Inc., International Aircrew Services, and Hawaii Aviation send pilots to Mayo for comprehensive medical examinations prior to being hired to work for airlines such as JALways, an airline subsidiary of Japan Airlines. JALways specializes in flights between major Japanese cities and island resorts in the Pacific Ocean. Its flight crews are based in Honolulu, Hawaii, and are predominantly American, while its cabin attendants are trained and based in Bangkok, Thailand, and are predominantly Asian.