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Koisan Japanese Cuisine


4.0 of 5 stars 5 ratings  |  Write a review
  • 1132 E. Katella Ave., Orange, CA 92867
  • 714-639-2330

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5 of 5 stars
Playground_world   5 contributions
Orange County, CA
Aug 1, 2009

I recommend making a reservation at the sushi bar - they make an art of preparing sushi. I normally use quite a bit of soy and wasabi on my sushi but they prepare it so well that you don't need any special sauces! The special salmon is their best. Save room for dessert - the green tea ice cream with... more

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5 of 5 stars
MrGoodKat   1 contribution
all along the coast!
Dec 8, 2008

I've ate at all the local southern california fine dining japanese cuisines and the food is no comparison to Koisan. If you want to pay a high priced dinner that looks better than it actually tastes (hardy har har) then go to any of your newport sushi restaurants. At Koisan, it's clean, professional and personalized. The sushi chef owns the... more

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5 of 5 stars
Cerberus   19 contributions
Tustin, California
Jul 13, 2008
2
people found this review helpful

Koisan is an exceptional Japanese restaurant. After eating at Koisan for almost 25 years, I have tremendous difficulty eating Japanese food anywhere else simply because other Japanese restaurants cannot match the quality Koisan delivers. Koisan's food is sublime. It is, hands down, the best sushi in California. Osamu (Sam), the owner and sushi chef, takes great pride in his restaurant.... more

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4 of 5 stars
A TripAdvisor reviewer on Facebook  
Apr 24, 2008

I love this place! I go back to CA just to eat here. more

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Koisan Japanese Cuisine Address

1132 E. Katella Ave., Orange, CA 92867
Tel: 714-639-2330
* Restaurant price information is based on meal cost per person, excluding drinks, tax and tip.