Checks are only for banks. Upscale hotels will occasionally offer cashing services for about the same as bank rates. Click here for VISA ATMs in Japan that take foreign credit cards for cash advance locator . Dairy products other than milk and yogurt are few. There are some bland cheeses to suit the Japanese taste.
Fresh fruits are expensive.
Come with an open mind and eat what the Japanese eat. Check out the Tokyo Cuisine Link . Average restaurant cost of breakfast 500 yen, lunch 800 yen, dinner 800 - 1,500 yen. Everyone takes care of their own meals on the 2-week rail trip. Convenience and grocery stores will lower the cost over restaurant meals.