A-Un

156 Knickerbocker Avenue, Brooklyn, NY 11237
Japanese / Sushi
Last inspected: Apr 22, 2026
78
Score
Low Risk NYC Grade: A

The health department has logged four inspections at A-Un, the earliest from 2023. The most recent report on file is from Apr 22, 2026. A low risk rating suggests inspectors haven't found much to be concerned about lately.

Violation counts have held steady across recent visits, averaging around three violations each.

When inspectors have written things up, “food, supplies, or equipment not protected from potential source” has been the most frequent reason, cited two times.

The city-wide average is 77, putting A-Un squarely in typical territory. The file should reassure diners considering a visit.

4
Inspections
1
Critical latest
0
Major latest
2
Minor latest
Inspection History
Apr 22, 2026
Cycle Inspection / Initial Inspection
1 critical violation. 2 minor violations.
View 3 violations
Food, supplies, or equipment not protected from potential source of contamination during storage, preparation, transportation, display, service or from customer’s refillable, reusable container. condiments not in single-service containers or dispensed directly by the vendor.
06C
Dishwashing and ware washing: cleaning and sanitizing of tableware, including dishes, utensils, and equipment deficient.
10G
Pesticide not properly labeled or used by unlicensed individual. pesticide, other toxic chemical improperly used/stored. unprotected, unlocked bait station used.
08C
78
Oct 4, 2024
Cycle Inspection / Initial Inspection
2 critical violations. 1 minor violation.
View 3 violations
Sanitized equipment or utensil, including in-use food dispensing utensil, improperly used or stored.
06E
Food contact surface not properly washed, rinsed and sanitized after each use and following any activity when contamination may have occurred.
06D
Lighting fixture located over, by or within food storage, preparation, service or display facility, and facility where utensils and equipment are cleaned and stored, which may shatter due to extreme heat, temperature changes or accidental contact; not fitted with shatterproof bulb or shielded and encased, with end caps or other device.
28-03
70
May 19, 2023
Pre-permit (Operational) / Re-inspection
2 critical violations. 1 minor violation.
View 3 violations
Hot tcs food item not held at or above 140 °f.
02B
Cold tcs food item held above 41 °f; smoked or processed fish held above 38 °f; intact raw eggs held above 45 °f; or reduced oxygen packaged (rop) tcs foods held above required temperatures except during active necessary preparation.
02G
Non-food contact surface or equipment made of unacceptable material, not kept clean, or not properly sealed, raised, spaced or movable to allow accessibility for cleaning on all sides, above and underneath the unit.
10F
70
Apr 17, 2023
Pre-permit (Operational) / Initial Inspection
2 critical violations. 3 minor violations.
View 5 violations
Food, supplies, or equipment not protected from potential source of contamination during storage, preparation, transportation, display, service or from customer’s refillable, reusable container. condiments not in single-service containers or dispensed directly by the vendor.
06C
Live roaches in facility's food or non-food area.
04M
Anti-siphonage or back-flow prevention device not provided where required; equipment or floor not properly drained; sewage disposal system in disrepair or not functioning properly. condensation or liquid waste improperly disposed of.
10B
Establishment is not free of harborage or conditions conducive to rodents, insects or other pests.
08A
Dishwashing and ware washing: cleaning and sanitizing of tableware, including dishes, utensils, and equipment deficient.
10G
64

Frequently Asked Questions

When was A-Un last inspected?

The most recent health inspection at A-Un on file is from Apr 22, 2026. The public record contains four inspections in total.

What is the most common violation at A-Un?

Across the inspection record, “food, supplies, or equipment not protected from potential source” has been cited two times, more than any other issue at A-Un.

How does A-Un compare to other restaurants in Brooklyn?

A-Un most recently scored 78 out of 100, which is about the same as the Brooklyn average of 77.

Has A-Un's inspection record improved over time?

Results have been roughly steady. Inspections at A-Un have averaged around three violations per visit across the recent record.

What does a low risk rating mean?

A low risk rating at A-Un means inspectors found minimal or no significant issues at the most recent visit. Most facilities at this tier have a clean recent inspection report.

How often is A-Un inspected?

Based on the inspection history on file, A-Un is inspected roughly once per year on average.