✓ Temporary Visitor for Business (B-1): This visa is for individuals who are coming to America to conduct business (such as planning meetings or calling on a customer). This visa does not allow one to work on an on-going basis, or allow you to do any "labor".
✓ Temporary Worker 1(H1-B): Available to individuals who are coming to America to work on a temporary basis. The person must be coming to the U.S. to do a job that requires a highly specialized skill and usually a college degree.
✓ Treaty Trader/Investor (E1 & E2): These visas are available to nationals of countries with a "treaty of commerce" with the United States (Japan has such a treaty); who are going to the U.S. to manage a U.S. company having substantial international trade with the foreigner’s country (E-1), or are going to work for a U.S. company where a foreign business or person has invested a substantial amount of money into a new or existing, active U.S. business (E-2).
✓ Intra-Company Transferees (L): This visa is for individuals working for a multinational corporation (with an affiliate in the United States); it is available to employees who have already worked for one year with a related foreign entity (non-U.S. entity) and who will work in a "managerial", "executive" capacity or who possess "specialized knowledge".
✓ Students (F-1): Available to individuals intending to study in the U.S. in either high school or college (not primary school).
✓ Vocational Students (M): For individuals who study in the U.S. in a vocational or other non-academic schools, and also for those who have completed college in the U.S. and wish to extend their training by working for one year (called “Practical Training”).
✓ Cultural Exchanges (J): This visa is for individuals who are coming to receive training in a broad range of fields that will benefit their country.
✓ Tourists (B-2): For individuals who are coming to the U.S. for a short period for pleasure, or for business of a limited nature, and who have no intention of abandoning their residence in their foreign country.