US Open Groups

If you need an international invitation letter so that you may obtain a VISA to travel to and compete in the US Open ISKA World Martial Arts Championships, you must do two things:

  1. Book your hotel room at the tournament hotel. Note that it takes 2-3 days to receive your confirmation for your room booking.
  2. Fill out the following request form completely and submit it. Invitation letters take 2-3 days for processing. If approved, your Invitation Letter will be sent to you via email.
  3. Fill out this form.
  4. The Open ISKA World Martial Arts Championships is an international event. We understand that many people who want to participate will need an invitation letter to obtain VISAs for entry to the United States. If you are seeking an official US Open Invitation Letter, please fill out the form below. The more information you are able to provide, the easier it will be for our staff to verify your request and provide you with an Official US Open Invitation Letter.
  5. Note: In order for you to receive an international invitation letter, you must demonstrate that you have booked a hotel room during the event time frame in Orlando, Florida. To book your room at the tournament hotel, use this link: Book Room
  • NOTE: In order to process your Team Discount application you need a MAT Action account, if you don't have one please follow the next steps before applying for a discount: 

    1. Go to https://www.mataction.com/us-open
    2. Click "Create Account" on the top right.   Make sure you use the email you'll be using as a team leader.
    3. You will need to verify your email in order to activate your account, click the "Verify email address" buton on the email you will get from MAT Action.  
    4.  You'll be forwarded to MAT Action, just close the window and come back to this page and fill out the application.
  • Please input in the fields below the mailing address information for the team leader.
  • Do you have a Team Administrator (someone other than the Team Leader that will be handling your team’s registration or who assists with coordination of your team’s participation)?

    Note that the Team Leader’s name will appear on the Team Leader Credential unless specified otherwise.
  • I acknowledge that failure to meet the minimum number of competitors may lead to having each registered competitor upcharged and subject to a service fee.