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The Happy Sumo

14647 Delaware St, Unit 100, Westminster, CO 80023-9187
+1 303-920-4400
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  • Excellent36%
  • Very good32%
  • Average15%
  • Poor6%
  • Terrible11%
Travellers talk about
“edamame” (6 reviews)
“sushi” (33 reviews)
Closed Now
Japanese, Sushi, Asian
$$ - $$$
14647 Delaware St, Unit 100, Westminster, CO 80023-9187
All Details
Write a ReviewReviews (78)
Traveller rating
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Time of year

1 - 10 of 78 reviews

Reviewed May 14, 2018

Beautiful restaurant! The ambiance is amazing. The service and food were both exceptional. Generous portions and a really nice varied menu add to the experience!

Thank Kevin M
Reviewed January 22, 2018

I've had delicious meals here and other times the food was overly salty. The salty happened twice but great meals 3 times. Great menu. Staff is usually friendly.

Thank Joziecolorado
Reviewed December 29, 2017 via mobile

The service was lacking and the manager was extremely rude and condescending! I was very disappointed in the lack of respect and customer service. The food wasn’t worth the poor service.

Thank Larissa F
Reviewed December 17, 2017

Food was cold and either underdone or burnt. The tofu in the miso soup was hard. The Teriyaki chicken looked like boiled chicken with a brown jelly. The panko fried fish was black and dry. The restaurant was very dark. This isn't trendy it's to...More

Thank debusee13
Reviewed November 9, 2017

Our group of 3 had dinner last evening. Our server was excellent and gave helpful suggestions. The restaurant is trendy is set so that the booths feel private for conversation. Even though there was a loud toddler next to us, it was not particularly distracting....More

Thank jmOPKS
Reviewed October 6, 2017

Wife and I decided to stop in for lunch one day last week. We were in the area shopping and nothing else sounded especially appealing. First of all, this place is so darn dark that I was tempted to pull out my iPhone flashlight to...More

Thank jim6918
Reviewed October 2, 2017

A contemporary, relaxing environment. Many cozy booths as well as other tables. Extensive, creative sushi menu, but also more than the usual number of other appetizers and entrees--the miso-glazed salmon with asparagus was wonderful. We are not sushi experts, but we were with a larger...More

Thank Alan M
Reviewed September 9, 2017

It was my first time going to this restaurant and it did not disappoint. The ambiance was fantastic and trendy. The restaurant was very clean. The wait staff was efficient and friendly. The rolls were unique and all of them were delicious. The drinks were...More

Thank Sheila R
Reviewed June 21, 2017

I can' t say enough good things about this place, but in one word. E X C E L L E N T !! This place you can let your hair down and try new and exciting things.

Thank Peter P
Reviewed March 9, 2017

If you're looking for for some pretty funky (not necessarily good) sushi rolls, look no further. Not impressed with the food or the drinks. The service was good. We had edamame, seaweed salad and a couple of rolls. All of it was mediocre at best....More

Thank Mike P
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Questions & Answers
Dawn D
November 5, 2015|
Response from 05MK2000 | Reviewed this property |
I honestly don't know.
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Restaurant Details

Rating summary
  • Food
  • Value
Lunch, Dinner
Restaurant features
Reservations, Seating, Waitstaff, Serves Alcohol, Full Bar, Takeout, Television, Wheelchair Accessible
Good for
Kids, Child-friendly
Open Hours
12:00 p.m. - 9:00 p.m.
11:30 a.m. - 9:00 p.m.
11:30 a.m. - 9:00 p.m.
11:30 a.m. - 9:00 p.m.
11:30 a.m. - 9:00 p.m.
11:30 a.m. - 10:30 p.m.
11:30 a.m. - 10:30 p.m.
Location and Contact Information
  • Address: 14647 Delaware St, Unit 100, Westminster, CO 80023-9187
  • Location: United States  >  Colorado (CO)  >  Westminster
  • Phone Number: +1 303-920-4400
  • E-mail
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