Ikura (salmon roe) marinated in soy sauce is a food where perceptions of grain size and saltiness vary a lot from person to person, and the product name alone makes it hard to judge things like how long it keeps or whether it’s suitable as a gift. This article organizes the publicly available product information and review-site listings for Shoku no Tatsujin Morigen Shoten’s (食の達人森源商店) red salmon roe (ikura, sockeye salmon roe marinated in soy sauce), 500g (250g x 2 packs), into five points: amount, storage method, ingredient labeling, suitability as a gift, and reviews. Its key features are that it arrives divided into 250g x 2 packs, and that it must be kept frozen at -18°C or below, with about 2 months in a home freezer given as a guideline.
At a Glance
Key points
- 500g (250g x 2 packs), divided into portions. It arrives as two 250g packs. The ingredient is sockeye salmon roe (produced in the United States)
- Keep frozen at -18°C or below. The shop advises eating it promptly, with about 2 months in a home freezer as a guideline (the best-before date is stated on the product)
- Rakuten rating 4.22 (2,544 reviews). Viewed September 25, 2026
Watch out for
- The labeling states that it contains wheat, salmon roe (ikura), soy, chicken and apple
- No information on noshi, packaging or message cards was found on the product page
Suits: People who want ikura marinated in soy sauce in divided portions for seafood rice bowls, gunkan sushi, hand-rolled sushi and the like
The comparison covers the 11 ikura items featured on Ochinity (as of October 30, 2026). Each value is as of the date its own article was researched and may differ from the current listing. The amount and storage come from the Rakuten Ichiba product page (viewed September 25, 2026). The rating is as shown on Rakuten (viewed September 25, 2026) and may not reflect the current condition of the product.
Compared with 11 Similar Ikura Items
Among the 11 ikura items featured on Ochinity (as of October 30, 2026). Each value is as of the date its own article was researched and may differ from the current listing. Ratings are as shown on Rakuten; the fewer the reviews, the more easily the figure shifts, and it may not reflect the current condition of the product. The table is ordered by product name with this article first, and the order does not indicate any ranking.
| Product | Total amount (g) | Delivery temperature | Rakuten rating |
|---|---|---|---|
| 森源商店 Red Salmon Ikura in Soy Sauce 500g (250g x 2 packs) (this article) | 500 | Frozen | 4.22 (2544 reviews, 2026-09-25) |
| オホーツクの風 いくら醤油漬け 200g | 210 | Frozen | 4.25 (4 reviews, 2026-09-16) |
| Nakamuraya Sanriku Kaihouzuke 350g | 350 | Frozen | 4.49 (83 reviews, 2026-09-27) |
| 北海道 知床・羅臼産 鮭いくら 醤油漬け | 80／200／600／1000 | Frozen | 4.63 (1466 reviews, 2026-09-21) |
| 北の町から 北海道産 鮭いくら 塩漬け | 200／600／1000 | Frozen | 4.68 (353 reviews, 2026-09-21) |
| Iwamatsu Ikura Shoyu-zuke 200g | 200 | Frozen | 4.56 (1010 reviews, 2026-10-04) |
| 北海道産 上級品 いくら醤油漬け500g | 500 | Frozen | 4.55 (2690 reviews, 2026-09-23) |
| しおそう 鱒いくら醤油漬け — Contents, Shelf Life & Reviews | 250／500 | Frozen | 4.64 (3398 reviews, 2026-10-01) |
| 神戸CRAB 完熟いくら醤油漬け250g | 250 | Frozen | 4.32 (849 reviews, 2026-09-27) |
| Soy-Marinated Ikura 500g from 築地の王様 — Contents & Reviews | 500 | Frozen | 4.6 (268 reviews, 2026-10-17) |
| 鱒いくら醤油漬け500g — Contents & Reviews | 500 | Frozen | 4.6 (1800 reviews, 2026-09-23) |
Click a product name to go to its article.
- The Rakuten rating of 4.22 (2,544 reviews) is lower than the 4.64 (3,398 reviews) of しおそう 鱒いくら醤油漬け — Contents, Shelf Life & Reviews and the 4.55 (2,690 reviews) of 北海道産 上級品 いくら醤油漬け500g
- The total amount comes in one size, 500g. To choose the amount, 北海道 知床・羅臼産 鮭いくら 醤油漬け can be chosen from 80g to 1,000g
Basic Information
- Product Name
- 紅鮭いくら 醤油漬け 500g（250g×2P）
- Type of Food
- Salmon roe marinated in soy sauce
- Amount
- 500g (250g x 2 packs)
- Storage
- Keep frozen at -18°C or below. About 2 months in a home freezer is the guideline
- Best-Before Date
- Stated on the product
- Country of Origin of Ingredients
- Sockeye salmon roe (produced in the United States)
- Allergen Labeling
- Contains wheat, salmon roe (ikura), soy, chicken and apple
- Price
- Prices are not listed here because they change
- Noshi / Gifts
- Support for noshi (gift wrapping label), packaging and message cards is Not confirmed (the product name contains the words oseibo (year-end gift) and “gift”)
This list transcribes what is stated on the product page. However, the “not confirmed” labels and any notes we add are our own.
For allergen labeling, both versions of the ingredient wording state that it contains wheat, salmon roe (ikura), soy, chicken and apple. If you have allergies, ask the shop before buying or be sure to check the label on the product when it arrives (Reference: Consumer Affairs Agency, “About Allergen Labeling”, viewed September 25, 2026).
See the transcribed details, sources and “not confirmed” items (13 items)
This list transcribes what is stated on the product page. However, the “not confirmed” labels and any notes we add are our own.
- Product Name
- 紅鮭いくら 醤油漬け 500g（250g×2P）Excerpted from the product name shown on the Rakuten Ichiba product page, with limited-time promotional wording, shipping-fee notations, and search keywords removed. Source: Rakuten Ichiba product page (viewed September 25, 2026)
- Type of Food
- Salmon roe marinated in soy sauceSource: Rakuten Ichiba product page, “Name” field (viewed September 25, 2026)
- Amount
- 500g (250g x 2 packs). No stated estimate for the number of servingsSource: same as above
- Storage Method
- Keep frozen at -18°C or belowSource: Product description
- Best-Before Date
- Stated on the product. The shop advises eating it promptly, with about 2 months as a guideline when stored in a home freezerSource: Product description
- Country of Origin of Ingredients
- Sockeye salmon roe (produced in the United States)Source: Product page’s ingredient labeling
- Ingredients / Allergen Labeling
- The product page’s [Ingredients] field lists the following two versions of the wording, separated by “or.” Because the composition may differ by lot, we record both as stated.
Version 1: Sockeye salmon roe (contains salmon roe/ikura) (produced in the United States), fermented seasoning, powdered starch syrup, hon-mirin (mirin), soy sauce (contains soy and wheat), salt, apple vinegar (contains apple), sugar, kelp extract, bonito extract, hydrolyzed protein (contains soy and wheat), chicken extract (contains chicken) / seasoning (amino acids, etc.), sweetener (sorbitol), thickening polysaccharide (xanthan gum, CMC, guar gum)
Version 2: Sockeye salmon roe (produced in the United States), fermented seasoning, seasoning liquid (soy sauce, salt, fermented seasoning, apple vinegar, sugar, bonito extract, kelp extract, chicken extract), powdered starch syrup, mirin, salt, kelp seasoning extract / seasoning (amino acids, etc.), sweetener (sorbitol), thickener (xanthan gum, CMC, guar gum), pH adjuster, alcohol, (contains wheat, salmon roe, soy, chicken, and apple in part)
For allergen labeling, both versions state that it contains wheat, salmon roe (ikura), soy, chicken, and apple, and the conclusions matchSource: Product description, “Ingredients” field (viewed September 25, 2026) - Place of Processing
- Not confirmed (we found no stated place name or address for the place of processing on the product page)
- Condition / How to Eat (Whether Heating Is Needed)
- Not confirmed (we found no seller guidance on whether heating is needed in the body of the product page)
- Delivery
- Not confirmed (we found no stated courier name on the product page)
- Noshi / Gifts
- The product name and seasonal keywords on the product page use many gift-oriented terms such as oseibo (year-end gift), “gift” and “present.” Support for noshi (inscription type), packaging such as a gift box, and message cards is not stated on the product page and is Not confirmedSource: Rakuten Ichiba product page (viewed September 25, 2026)
- Manufacturer
- Not confirmed (we found no stated manufacturer name (company name and location) on the product page)
- Shop
- Shoku no Tatsujin Morigen Shoten (食の達人森源商店) (Rakuten Ichiba)
We have not listed the price, as it changes. Please check the latest price and stock availability at the link above.
What Public Reviews Say
We checked the number of ratings and the average score shown on the Rakuten Ichiba product page, along with the review posts themselves. The sort order is the review page’s default order (its name is not confirmed), and we actually read about a dozen-plus reviews whose text we could extract. This trend does not necessarily reflect the product’s current condition. The rating figures are as of the time we viewed them and will change afterward.
| Site | Rating | Number of Reviews | Date Viewed |
|---|---|---|---|
| Rakuten customer reviews (product page) | 4.22 / 5 | 2,544 | September 25, 2026 |
What Reviewers Praise
Posts praising the rich seasoning, the popping texture and the moderate saltiness stand out. Some say the small grains are easy to eat and popular with children, and that it suits meals with family and friends.
Source: Rakuten customer reviews and Rakuten’s AI review summary (about a dozen-plus actually read, September 25, 2026)
What Reviewers Note
Some posts point out a fishy smell and the small size of the grains. One individual review also noted that the product had already partly thawed on arrival.
Source: Rakuten customer reviews (about a dozen-plus actually read, September 25, 2026)
Summary: Is This the One for You?
Why choose it: You want to keep ikura marinated in soy sauce in the freezer in divided 250g x 2 packs. If that is your condition, this product, which arrives as two packs of 500g in total, fits (weak points: the Rakuten rating of 4.22 is lower than the 4.64 of しおそう 鱒いくら醤油漬け — Contents, Shelf Life & Reviews, and the product page has no information on noshi or packaging).
- Keep frozen at -18°C or below; about 2 months in a home freezer is given as a guideline
- The ingredient is sockeye salmon roe (produced in the United States), and the labeling states that it contains wheat, salmon roe (ikura), soy, chicken and apple
Other options: To choose the amount, 北海道 知床・羅臼産 鮭いくら 醤油漬け comes in 80g to 1,000g; for the same 500g, see 北海道産 上級品 いくら醤油漬け500g.
This section is based on the Rakuten Ichiba product page and the rating shown on Rakuten (viewed September 25, 2026). The rating may not reflect the current condition of the product.
Price, stock, shipping fee, and delivery date are subject to change. This article’s information-as-of date is September 25, 2026. Please be sure to check the listing at the link above before purchasing.
On the Yahoo! Shopping shop page (Shoku no Tatsujin Morigen Shoten), we confirmed a product with the same management number and specifications as the Rakuten Ichiba product page, but price and stock availability change, so please check before purchasing. On Amazon, we confirmed a product with the same specifications (red salmon ikura 500 g, 250 g × 2 packs) sold under the store name “食の達人 お取り寄せグルメ”.
This article contains affiliate links (advertising). Editorial Policy
This article organizes information publicly available on the retailer’s site and review sites. Product information such as amount, storage method, and ingredients is subject to change. Please check the seller’s current listing for the latest information.
Any assessment of flavor or quality is quoted from clearly-sourced third-party posts, and is not Ochinity’s own evaluation. How we put this article together is described in our Editorial Policy.
Information as of: September 25, 2026 / Sources: Rakuten Ichiba “Shoku no Tatsujin Morigen Shoten” product page, the same shop’s page on Yahoo! Shopping, Rakuten customer reviews, Consumer Affairs Agency “About Allergen Labeling”
