Food & Beverage · Japanese Restaurant

Koiso Japanese Restaurant

540 Westbury Ave, Carle Place, New York, 11514

Google Maps Updated: 16 May 2026
Authenticity Score: 90/100
About

Koiso is widely regarded as a hidden gem in Carle Place, praised for its authentic Japanese cuisine and fresh sushi. Many regulars appreciate the family-run atmosphere and the quality of the fish. While there are some complaints about service speed and occasional inconsistencies, the majority of diners find it to be a top-tier spot for sushi lovers. It offers a cozy, traditional vibe that keeps people coming back.

Our Review Process
20
Most Relevant
10
Newest
20
Highest rating
18
Lowest rating

We analyze 68 public reviews for Koiso Japanese Restaurant using our data models and filter out spam to highlight only authentic feedback.

Performance Scores
Food Taste 88/100
Value for Money 75/100
Pro Tip

Try the omakase for a curated experience that showcases the chef's best work.

Authentic Vibe
Fresh Fish
Pros & Cons

✓ What Works Well

  • Fresh, high-quality sushi
  • Authentic Japanese dishes
  • Friendly, family-run vibe

✗ Areas to Improve

  • Service can be slow
  • Limited seating space
  • Pricey for some items
Frequently Asked Questions
  • Do they have tatami seating?
  • Is it good for families?
  • Is the sushi fresh?
User Feedback

Best sushi in the area.

The katsu curry is a must-try.

Feels like a home-cooked meal.

Location Details
Street: 540 Westbury Ave
Neighborhood: Carle Place
City: Carle Place
State: New York
Postcode: 11514
Country: United States
Location
540 Westbury Ave, Carle Place, NY 11514
Quick Info
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