Benihana Japanese Steak House is continuing their Express Lunch and Happy Hour specials (as of May 13, 2012). Express Lunches start at $7.
Menu items include Hibachi Chicken, Steak or Shrimp, the Lunch Boat Special, or a Rice Bowl. Benihana says all are cooked to order and served to you quickly, so you can get back to your busy day.
More details on the Benihana website: http://www.benihana.com/express_lunch
The Benihana happy hour varies by location but is generally 4:30-7:30 Monday thru Thursdays in the Sushi Bar and Lounge. Specials also vary by location but in general you will find specials on sake, beer, wine and specialty cocktails as well great happy hour prices on select specialty rolls, Benihana Bites such as Teriyaki Wings and Yellowtail Sashimi with Jalapeno, and select hand rolls.
More happy hour details on the Benihana Happy Hour page: http://www.benihana.com/happy_hour