Umi Sushi is a restaurant business in Walnut, CA. Operator tracks its health score, reviews, market position, and public contact details.
Operator computes a Health score every night at 2 am HST. It's the one number that tells you if this shop is winning, losing, or steady. Here's how Umi Sushi broke down on Apr 25, 2026.
Umi Sushi is indexed in Operator's Restaurant market index for Walnut, CA.
Operator has not indexed public photos for Umi Sushi yet.
Reviews pulled nightly from Google, Yelp, and Meta. Aggregate weighted by recency and source authority.
The Restaurant shops Umi Sushi competes with most often, ranked by Operator's health score. Tap any row for that shop's full page.
The questions people ask before they call.