Koishii Japanese Restaurant
Food & Beverage · Japanese Restaurant

Koishii Japanese Restaurant

101 Mayflower St, Plymouth, Devon, PL1 1SD

Google Maps Updated: 25 May 2026
Authenticity Score: 75/100
About

Koishii is often praised for its delicious, authentic Japanese food and generous portions. Many diners find it to be a hidden gem with a cosy, relaxed vibe. However, there are recurring complaints about service speed and order accuracy, especially when the restaurant is busy with takeaway orders. While the food quality is generally high, the service experience can be quite inconsistent.

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We analyze 76 public reviews for Koishii Japanese Restaurant using our data models and filter out spam to highlight only authentic feedback.

Performance Scores
Food Taste 82/100
Value for Money 79/100
Pro Tip

If you're in a rush, maybe opt for takeaway, but be prepared for potential wait times.

Authentic Japanese
Generous portions
Pros & Cons

✓ What Works Well

  • Delicious, authentic food
  • Generous portions
  • Cosy atmosphere

✗ Areas to Improve

  • Slow service
  • Order accuracy issues
  • Takeaway prioritization
Frequently Asked Questions
  • Do you have vegan sushi?
  • Is it good for a date night?
  • Do you offer takeaway?
User Feedback

Best ramen in Plymouth.

Great value for money.

Service needs improvement.