
Otaru Poseidon Main Shop
A beloved Otaru spot for vibrant seafood donburi and delicious robatayaki, Otaru Poseidon offers a taste of the ocean at great value.

Highlights
Must-see attractions
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Otaru Poseidon Main Shop

Highlights
Must-see attractions
A beloved Otaru spot for vibrant seafood donburi and delicious robatayaki, Otaru Poseidon offers a taste of the ocean at great value.
"Enjoy fantastic kaisendon and grilled seafood at reasonable prices."
Visit During Off-Peak Hours
Beat the crowds by visiting during less busy times to minimize wait times for seating.
Try the Mixed Kaisendon
Opt for the mixed Kaisendon for a variety of seafood at a better price point.

Quick Facts
Cuisine
Seafood, Japanese
Price
Mid-range
Highlights
Discover the most iconic attractions and experiences

Seafood Donburi Bowls
Indulge in vibrant kaisendon and unique Poseidon bowls overflowing with fresh seafood.

Robatayaki Delights
Savor expertly grilled seafood and meats prepared right before your eyes with a smoky, delicious char.

Affordable Gourmet
Experience high-quality seafood and grilled dishes at surprisingly reasonable prices, a great value.
Plans like a pro.
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Insider Tips
from TikTok, Instagram & Reddit
Visit During Off-Peak Hours
Beat the crowds by visiting during less busy times to minimize wait times for seating.
Try the Mixed Kaisendon
Opt for the mixed Kaisendon for a variety of seafood at a better price point.
Fried Chicken Alternative
If you're unsure about raw seafood, the fried chicken is a recommended and tasty alternative.
Tips
from all over the internet
Visit During Off-Peak Hours
Beat the crowds by visiting during less busy times to minimize wait times for seating.
Try the Mixed Kaisendon
Opt for the mixed Kaisendon for a variety of seafood at a better price point.
Fried Chicken Alternative
If you're unsure about raw seafood, the fried chicken is a recommended and tasty alternative.
What Travellers Say
Reviews Summary
Otaru Poseidon offers a popular choice for seafood donburi and grilled items, often praised for its reasonable prices and unique offerings like the Poseidon bowl. While many enjoy the fresh flavors and quick service, some reviews suggest the seafood may not always be the freshest and portions could be larger for the price, with a few diners reporting dissatisfaction with quality and service.
"Exelent food, of great blend of all kinds of marine versions, eaten raw... the experience was great, but be ready and keep your mind open to new flavors and textures... soft raw sea options.. urchins, crab, shrimp, tuna, salmon, scallops, fish eggs..."
Alex Y
"Went here as it was recommended by ‘Life in Japan’ article for its “great prices”, but found it to be a disappointment. My partner and I ordered 2 Kaisen Dons, 3000 yen and 2000 yen. For that price I was expecting the freshest seafood in good size portions but was disappointed to find the sashimi thinly sliced and tiny prawns (more like shrimp), and a few slithers of Uni. It didn’t look or taste as fresh as what we had in Nijo market in Sapporo. After eating the seafood my partner felt sick. Better off find a better place to eat."
Alain Stewart
"I ordered the Poseidon bowl and it was delicious. I ordered the largest serving (850 yen before tax, 935 yen after) of Cana bowl. It comes with slices of fresh salmon, 2 pcs of scallop (I think), pickle, fish egg, and a soup. It was all great and worth the price."
Valerie Vidian
What People Like
What People Dislike
Frequently Asked Questions
The kaisendon (seafood rice bowl), especially the Poseidon bowl, and the grilled seafood are highly recommended.
The restaurant does not seem to take reservations, and it's common to expect a wait due to its popularity.
Visiting during off-peak hours is advised to avoid long wait times, as the space is limited.
Yes, fried chicken is mentioned as a tasty alternative for those unsure about raw seafood.
Reviews are mixed; while some praise freshness, others note it may not be as fresh as market options.
Ordering the cheaper mixed kaisendon is suggested for a variety of seafood at a better price.
Mentioned in
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The Otaru Poseidon Sakaimachi Main Shop specializes in seafood bowls as well as robatayaki (Japanese barbecue grilled in front of guests). Have you ever wondered how to spend the time waiting for your food?. It is not a big deal if you are waiting with your friend or someone else, but it does feel like a long time if you are by yourself.
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Located in a renovated historic building (Photo courtesy of Otaru Poseidon). If you want to enjoy seafood or roast chicken rice bowls at a reasonable price, try Otaru Poseidon. Popular with local customers, the shop prides itself on taste, price, and being unique to Otaru.
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The best place to eat a kaisen-don in Otaru is Poseidon (location). However, expect to queue as this place is very popular in Otaru. We actually went a bit further on the same street to an area called Otaru Denuki Koji (小樽出抜小路).

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