■ Is there an upper or bottom transaction limit? There is no upper limit. ■ Besides cash, what should I bring along with me? You must bring your identification papers if you are purchasing foreign currency over ¥2,000,000 or are selling foreign currency. We will take a copy of your identification papers (driver's license, basic resident register card, health insurance card, passport, etc.). ■ When are the rates updated? The rates are updated every day at 10 AM. In some cases, the rate can change without prior notice.