Amazing cuisine set in a familiar atmosphere, Kato IV features terrific sushi. It's a culinary destination for those interested in terrific food.
There's not really a recommended attire, so feel free to dress comfortably.
If you're in a hurry, you can call ahead and take advantage of the convenient take-out menu.
To sum it all up, a trip to Kato IV is definitely worthwhile. Don't worry about trying to find a spot on the street, as visitors to the restaurant do have access to a private parking lot nearby.