Kyozou Return Merchandise Authorization Login Kyozou RMA Login E-mail ID ID may be either Order ID, Claim ID ,Item number, Amazon ASIN or Amazon Order ID information NOTE: You must provide the same e-mail address that is currently registered for your online marketplace account (eBay, Amazon.Com, Yahoo!, etc.) with which you have won this auction. Kyozou RMA Login Welcome to the Kyozou managed RMA (Return Merchandise Authorization) system. To submit a service or return request regarding your item, please login to the RMA system by providing your email address and order number on which the item was purchased and click "Login".