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O-Ku

Downtown · $$–$$$ · Ranked in 3 TasteSignal categories

Updated October 2026

← Best Sushi in Charleston, SC
#3 Sushi#29 Date Night#69 Best Overall

Major hot spot on Upper King celebrating authentic Asian cuisine with a regional approach — solid nigiri and omakase-lite program, lemon salmon roll, otoro nigiri, and a popular weeknight happy hour.

4.3
TasteSignal Crowd ScoreBlended across 3 platforms · how this is calculated

Diner ratings checked Oct 2026. Platforms with fewer than 50 reviews are not counted.

Address463 King St, Charleston, SC 29403
HoursSun-Thu 5-10pm; Fri-Sat 5-11pm
Walk-inYes

Hours, prices and booking details are from our 2026 checks. Confirm with the restaurant before you go.

Why O-Ku ranks where it does

  • Critic recognition from James Beard Foundation in the last five years.
  • Diner ratings: 4.5 on Google (1,321 reviews); 4.1 on Yelp (about 720 reviews); 4.4 on Tripadvisor (425 reviews).
  • Readers' pick: Charleston City Paper Best of Charleston 2026 (Winner: Best Japanese).

What critics and guides say

Also top-ranked for Sushi

Sushi-Wa Izakaya, SHIKI, Sushi | Bar Charleston, Hachiya Kyoto Steakhouse and Sushi Bar. See the full ranking →

Frequently asked

Is O-Ku good?

O-Ku ranks #3 for Sushi in Charleston on TasteSignal for October 2026. Critic recognition from James Beard Foundation in the last five years.

What is O-Ku's TasteSignal Crowd Score?

4.3 out of 5, the average of its ratings on Google, Yelp, Tripadvisor (platforms with 50+ reviews), checked Oct 2026.

Where is O-Ku?

O-Ku is at 463 King St, Charleston, SC 29403 (Downtown).