This article provides advice on how much yen to bring to Japan for a three-week stay. Factors such as the type of accommodation, food and other daily expenses, activities or sightseeing tours, and whether to use credit cards or cash should be taken into consideration when making this decision. It is recommended that travelers bring at least ¥50 000 (around $450 USD) worth of cash with them when traveling through japan for three weeks as this should cover most basic expenses. Other ways to get yen in Japan include exchange offices and ATMs.