Murracci’s is a casual Japanese restaurant that focuses on Curry dishes and grilled items. While they have 4 sushi items on the menu, stick to the Japanese-style curry. They have locations in both San Francisco and Los Altos. Last visit was in April 2012.
Sumika is a small low key Japanese restaurant in downtown Los Altos, hidden away on a sidestreet. You really need to seek out this two year old restaurant. The focus on home style comfort foods with rice bowls during lunch and Kushiyaki or Charcoal Yakitori grill for dinner. They use organic chicken and other ingredients.