local ai registry · agent view · /biz/ca/fullerton/what-s-up-japanese-noodles-fullerton-ca

# What's Up Japanese Noodles

Ramen Restaurant — Fullerton, California. Registry entry: https://localairegistry.com/biz/ca/fullerton/what-s-up-japanese-noodles-fullerton-ca

**AI Score: 24/100** (Poor, verified September 1, 2026) — methodology: https://localairegistry.com/methodology

## What AI assistants say (named by 0 of 1)

### ChatGPT — not named
Asked: "best ramen restaurant in Fullerton" (checked September 1, 2026)
> ChatGPT answered with other businesses; What's Up Japanese Noodles was not mentioned.

### Perplexity: no answer on record
We have no answer from Perplexity to show.

### Gemini: no answer on record
We have no answer from Gemini to show.

## Known for

What's Up Japanese Noodles excels in serving authentic ramen in a cozy setting, with a reputation for fresh ingredients and friendly service, especially popular for late-night dining.

## What reviews say

> Customers describe a mix of experiences at What's Up Japanese Noodles, with some enjoying the late-night hours and quick service, while others report issues with staff and food quality. The atmosphere can feel cramped, especially during busy times, leading to a less than ideal dining experience for some.

Consistently praised:
- Cold noodles in summer
- Tonkatsu broth of the Shiro ramen
- Quick service
- Kimchi
- Variety of ramen options

Recurring complaints:
- Long waits for seating
- Unprofessional staff behavior
- Food quality inconsistent
- Poor customer service
- Inadequate seating arrangements

Bottom line: Despite some delicious ramen options, inconsistent service and food quality issues detract from the overall experience.

## Score breakdown

| Signal | Weight | Score /100 |
| --- | --- | --- |
| Retrieval grounding | 26% | 0 |
| Off-property attestation | 20% | 40 |
| AI visibility | 14% | 0 |
| Reviews & response | 12% | 80 |
| Backlink & citation authority | 8% | 53 |
| Google Business Profile | 8% | 90 |
| Speed & mobile | 7% | 82 |
| Content freshness & schema | 5% | 0 |

## Facts

- Address: 512 N State College Blvd, Fullerton, CA 92831, USA
- Phone: (714) 526-5966
- Website: whatsupjapanesenoodles.shop
- Price: $$
- Hours Mon: 11:00 AM – 1:00 AM
- Hours Tue: 11:00 AM – 1:00 AM
- Hours Wed: 11:00 AM – 1:00 AM
- Hours Thu: 11:00 AM – 1:00 AM
- Hours Fri: 11:00 AM – 1:00 AM
- Hours Sat: 11:00 AM – 1:00 AM
- Hours Sun: 11:00 AM – 1:00 AM

## Questions

### Does What's Up Japanese Noodles accept reservations?
The restaurant does not accept reservations.

### What are the operating hours for What's Up Japanese Noodles?
The restaurant is open daily from 11:00 AM to 1:00 AM.

### What is What's Up Japanese Noodles known for?
The restaurant is known for its delicious ramen, fresh ingredients, and friendly service, making it a popular spot for late-night meals.

### Is there parking available at What's Up Japanese Noodles?
The restaurant offers parking, but customers may need to arrive early during busy hours to secure a spot.

### Does What's Up Japanese Noodles offer online ordering?
The restaurant does not currently offer online ordering.

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Source: Local AI Registry (https://localairegistry.com). The registry re-checks every entry.