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Oishi Grand (Siam Discovery Center)

#424 of 10,670 Restaurants in Bangkok
€€ - €€€Japanese, Seafood, Sushi
989 Rama 1 Road, Pathumwan, Bangkok, Thailand
+66 2 658 0222
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  • Excellent47%
  • Very good31%
  • Average15%
  • Poor4%
  • Terrible3%
Travellers talk about
“sashimi” (28 reviews)
“ice cream” (25 reviews)
“quality sushi” (2 reviews)
Closed Now
Japanese, Seafood, Sushi, Asian
€€ - €€€
989 Rama 1 Road, Pathumwan, Bangkok, Thailand
All Details
Write a ReviewReviews (242)
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1 - 10 of 156 reviews

Reviewed 5 days ago via mobile

Very good Seafood and sushi so fresh. Many different things to choice. Good quality of every thing beef chicken fish desserts. Had to wait a while to get seated because to much people want to go in and there were a queuing system but that...More

Thank Peter O
Reviewed 18 April 2018

We went here with my friends and everything's amazing! The food were so delicious and filling! Two thumbs up!

Thank Helen P
Reviewed 13 February 2018

Visited their restaurant at Siam Discovery Center since they have moved. The new outlet is much smaller and tight for sitting. We took a number and wait more than an hour for an available table. The table was at the corner making the movement from...More

Thank Shalli A
Reviewed 27 December 2017 via mobile

First this restaurant moved to Siam paragon center on the 4 th floor which is an upgrade. Food and service was amazing good value for the money.

1  Thank HaniZIADA
Reviewed 9 October 2017 via mobile

All you can eat is hard to beat. And when the food is good, it's a win-win situation. They moved from a previous location to this one on the 4th floor inside the Siam Paragon mall. The price is 895 baht or roughly about $27....More

1  Thank 673venusa
Reviewed 12 July 2017

Visited for the first time 2 days ago. Get here early as we arrived 7PM and had 19 (NINETEEN) parties ahead of us. However, the food was well worth it. Great variety of foods from sushi, pasta station to braised duck feet. I think I...More

2  Thank Vi D
Reviewed 3 June 2017

Love this place every time I need my fill of yummy quality sushi and raw fish I come here. Always busy and always good

1  Thank KNSYC1
Reviewed 19 May 2017

This used to be the best Japanese Buffet, bar none, at a reasonable price. Past tense. Used to be. No longer. After a long absence, coming back to Bangkok, I looked forward to Oishi Grande at Siam Discovery ... only to discover an Outback Steakhouse...More

1  Thank ZinkDIfferent
Reviewed 20 March 2017

If dying for Japanese buffet while in Bangkok, this might the place to go. Eating time is limited to 2.5 hours per table. Usual Japanese offerings like sashimi, teppanyaki, some dim sum, free flow of drinks and ice cream, tempura, chawanmusi etc. Quality is average...More

2  Thank Eiffel05
Reviewed 19 February 2017 via mobile

Sashimi r Fresh. Ice cream r good. For 890 baht. We definitely come back. I had my best Caramel ice cream here.

1  Thank missylulu8
Take some of Asia’s biggest malls, hundreds of
street-side vendors and a dozen of posh hotels and
you’ll have Siam - Bangkok’s commercial district that
will make any shopper’s heart beat faster. From cheap
electronics and wholesale goods in MBK to designer
handbags in Siam Paragon, you’re almost guaranteed to
find what you’re looking for in one of Siam’s many
malls. Take a break from the commercial craze and
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Questions & Answers
Penny W
17 August 2016|
AnswerShow all 2 answers
Response from j100_99 | Reviewed this property |
I had to wait for about 20mins because the restaurant was full, I was able to reserve when I got there & then came back later. Not sure if you can reserve by phone though.
10 June 2015|
Response from Charlie K | Reviewed this property |
I believe it's the second floor but please ask information for direction
10 June 2015|
AnswerShow all 3 answers
Response from Dr Piyawong BON... P | Reviewed this property |
Moved to siam paragon. Bon Appétit!
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Restaurant Details

Rating summary
  • Food
  • Value
Average prices
US$15 - US$35
Lunch, Dinner, Brunch
Restaurant features
Seating, Waitstaff, Parking Available, Wheelchair Accessible, Serves Alcohol, Buffet, Highchairs Available
Good for
Kids, Child-friendly, Groups
Open Hours
11:00 - 22:00
11:00 - 22:00
11:00 - 22:00
11:00 - 22:00
11:00 - 22:00
11:00 - 22:00
11:00 - 22:00
Location and Contact Information
  • Address: 989 Rama 1 Road, Pathumwan, Bangkok, Thailand
  • Location: Asia  >  Thailand  >  Bangkok>  > Siam
  • Neighbourhood: Siam
  • Phone Number: +66 2 658 0222
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