Sushi-Ko
Sushi-Ko, web site (Flash), 2309 Wisconsin Avenue NW, Washington, DC, 202-333-4187, closed Monday. (Metro Trip Planner - opens in new window) [Washingtonian | WaPo | City Paper | Don Rockwell | openlist | Yelp | Gayot]
The best sushi around, after Makoto. Not cheap, but you can afford to eat here, also.