Originally Posted by scaredykat

I've only used the Amex concierge to make high-end restaurant reservation in Japan because they won't deal directly with customers. It's been hit or miss. Many sushi restaurants won't work with Amex, though many do. When I showed up to a Tokyo sushi restaurant last week that I had reserved in September, they had no record of me and the hostess practically acted like I was a scammer. It was mildly humiliating (at least by Japanese standards). By then, it was too late to make another reservation anywhere comparable, so that was a damper on my vacation.