“Yoshinoya Frozen Gyudon (Beef Bowl) Topping, 120g × 28 Packs” (吉野家 冷凍 牛丼の具 120g×28袋), sold on Rakuten Ichiba by 吉野家公式ショップ楽天市場店, is frozen gyudon topping divided into 120g packs, 28 packs in all. The page says to heat it for about 3 minutes in a 500W microwave, or about 4 minutes in a hot-water bath (yusen). Based on the Rakuten product page and reviews, we organized five points: amount, shelf life, ingredient labeling, gifting, and reviews. The three features we could confirm on the product page are that each pack is about 1cm thin, that the best-before period is 365 days counting the manufacture date, and that there are two ways to heat it, microwave and hot-water bath.
At a Glance
Key points
- 120g × 28 packs, 3,360g in total. The product page gives the size of one pack as about 17.5 × 14.5 × 1.0cm
- Best-before period: 365 days counting the manufacture date. The page says products arrive with at least 3 months of best-before period remaining. Store at -18°C or below
- Microwave: about 3 minutes at 500W, about 2 minutes 30 seconds at 600W; hot-water bath: about 4 minutes. It can also be warmed in a hot-water bath
- Rakuten rating: 4.6 (5,698 reviews). Viewed November 1, 2026
Watch out for
- The shelf life after thawing, the manufacturer and the place of processing are not found on the product page: not confirmed
- Among the 1★ and 2★ reviews, some voices were concerned about the toughness or smell of the meat, the texture or taste of the onions, and the amount (about 12, 11 and 8 respectively, of the 59 we read)
Suits: Someone who wants to keep it stocked in the freezer and warm one pack at a time in the microwave
The features are from the Rakuten Ichiba product page (viewed November 1, 2026). The rating is as shown on Rakuten (viewed November 1, 2026) and may not represent the product’s current condition. Ochinity has no other article on the same type (gyudon topping), so no comparison is included.
Basic Information
- Product name
- 吉野家 冷凍 牛丼の具 120g×28袋 (Yoshinoya Frozen Gyudon (Beef Bowl) Topping, 120g × 28 Packs)
- Content volume
- 120g × 28 packs (3,360g in total)
- Best-before date
- 365 days counting the manufacture date (the page says products arrive with at least 3 months of best-before period remaining)
- Storage
- Store at -18°C or below (shelf life after thawing: Not confirmed)
- Cooking
- Microwave: about 3 minutes at 500W / about 2 minutes 30 seconds at 600W; hot-water bath: about 4 minutes
- Allergen labeling
- Wheat, beef, soybeans, apples, gelatin (as in the ingredient labeling)
- Delivery
- The page says it is delivered by frozen delivery
- Noshi and gifting
- No support for noshi (gift wrapping label), wrapping or message cards is shown on the product page
- Manufacturer
- Not confirmed
This list transcribes what is stated on the product page. However, the “not confirmed” labels and any notes we add are our own.
The allergen labeling is wheat, beef, soybeans, apples and gelatin, as in the ingredient labeling on the product page. If you have an allergy, ask the shop before buying, or be sure to check the label on the product when it arrives (reference: Consumer Affairs Agency, Japan, “About Allergen Labeling”, viewed November 1, 2026).
See the transcribed details, sources and “not confirmed” items (18 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
- 吉野家 冷凍 牛丼の具 120g×28袋 (Yoshinoya Frozen Gyudon (Beef Bowl) Topping, 120g × 28 Packs) (吉野家公式ショップ楽天市場店)The product name shown on the Rakuten page is a long string of search keywords. Only the product-name part is shown here.
- Type of food
- Frozen gyudon toppingThe name field in the product specifications on the product page reads “冷凍牛丼の具28袋” (frozen gyudon topping, 28 packs).
- Content volume
- 120g × 28 packs. It gives no number of servings: Not confirmedSource: Rakuten Ichiba product page (viewed November 1, 2026)
- Nutrition information
- Per pack: 248 kcal, protein 9.0g, fat 20.4g, carbohydrates 7.6g (available carbohydrates 6.8g, dietary fiber 0.8g), salt equivalent 2.2gSource: Rakuten Ichiba product page (viewed November 1, 2026)
- Ingredients
- Beef (produced in the United States, Canada or Australia (less than 5%)), sauce (made in Japan) (grape-fermented seasoning, soy sauce, sugar, processed soy sauce product, others), onions (China, domestic (Japan) or the United States (less than 5%)) / seasoning (amino acids, etc.), caramel color, acidulant, spice extract, emulsifierSource: Rakuten Ichiba product page (viewed November 1, 2026)
- Allergen labeling
- Wheat, beef, soybeans, apples, gelatin. The statement at the end of the ingredient labeling (“contains … as part of the ingredients”) and the specified-allergen field on the product page matchSource: Rakuten Ichiba product page (viewed November 1, 2026)
- Storage method
- Store at -18°C or belowSource: Rakuten Ichiba product page (viewed November 1, 2026)
- Best-before date
- 365 days counting the manufacture date. The page says products arrive with at least 3 months of best-before period remainingSource: Rakuten Ichiba product page (viewed November 1, 2026)
- How to thaw
- We found no thawing guidance on the product page: Not confirmed. The cooking methods are microwave or hot-water bathSource: Rakuten Ichiba product page (viewed November 1, 2026)
- Notes after opening
- The shelf life after thawing and notes after opening are not found on the product page: Not confirmed
- Cooking method
- Microwave: about 3 minutes at 500W, about 2 minutes 30 seconds at 600W. Hot-water bath: about 4 minutesSource: Rakuten Ichiba product page (viewed November 1, 2026)
- Country of origin of ingredients
- Beef: United States, Canada or Australia (less than 5%); onions: China, domestic (Japan) or the United States (less than 5%); sauce: made in Japan. We found no name of the beef cut: Not confirmedSource: Rakuten Ichiba product page (viewed November 1, 2026)
- Place of processing
- Not confirmed (we found no statement of the processing site’s location on the product page)
- Condition / how to eat (whether heating is needed)
- The page describes it as packed right after being made and then flash-frozen. It arrives frozen and is warmed in a microwave or hot-water bath, following the heating timeSource: product description on the Rakuten Ichiba product page
- Delivery
- The notes on the product page say it is delivered by frozen delivery. The page also says that nothing showing the amount is enclosedSource: image of the notes on the Rakuten Ichiba product page
- Noshi and gifting
- No support for noshi (gift wrapping label), wrapping or message cards is shown on the product page. A string of words suggesting gift occasions follows the end of the product description, but they are search keywords, not an indication of supportSource: Rakuten Ichiba product page (viewed November 1, 2026)
- Manufacturer
- The product page does not name a manufacturer: Not confirmed. The seller is 株式会社吉野家 (Chuo-ku, Tokyo), according to the shop’s company-information page (viewed November 1, 2026). The shop is 吉野家公式ショップ楽天市場店
- Shop
- 吉野家公式ショップ楽天市場店 (Rakuten Ichiba)
Prices are not listed here because they change. Please check the current price and stock availability at the link above.
What Public Reviews Say
We organized the Rakuten Ichiba product reviews by point of view. The rating figures are as of the time of viewing and will change afterward. The following are trends within what we read and may not reflect the product’s current condition.
| Site | Rating | Count | Viewed on |
|---|---|---|---|
| Rakuten customer reviews (product page) | 4.6 / 5 | 5,698 reviews | November 1, 2026 |
Rating breakdown: 5★ 4,193 / 4★ 1,044 / 3★ 245 / 2★ 95 / 1★ 120 (as shown on Rakuten Ichiba, viewed November 1, 2026). The breakdown totals 5,697, which differs by one from the displayed count.
What we read: the first 60 reviews in Rakuten’s default order (posted January to October 2026; latest October 2026; 52 at 5★ and 8 at 4★), plus 30 of the 120 reviews at 1★ (posted April 2022 to September 2026) and 29 of the 95 at 2★ (posted June 2021 to July 2026), 119 in total. We did not read the 3★ reviews. These are trends within what we read and may not reflect the product’s current condition.
All of the first 60 reviews in Rakuten’s default order were posted in 2026. Many of the 1★ and 2★ reviews are older: from November 2024 onward there were 4 at 1★ and 5 at 2★. The counts below are approximate figures from reading the text and counting, and do not include posts that are only about shipping.
What Reviewers Praise
Easy to eat by microwave or hot-water bath (about 17 of the 60)
About 17 of the first 60 reviews in Rakuten’s default order said you can eat it just by warming it for a few minutes after taking it out of the freezer, which helps when busy or when you do not feel like cooking. Some also describe serving it over rice with red pickled ginger (beni shoga) (as described by reviewers).
How to check: The heating times are summarized in the cooking row of “Basic Information” in this article.
Can be kept in stock in the freezer (about 11)
About 11 of the first 60 reviews said it can be kept in the freezer and suits keeping a supply. Some say each pack is thin and easy to store.
How to check: The storage method and the size of one pack are in the storage row of “Basic Information” and in the detailed list in this article.
Uses such as udon (about 8)
About 8 of the first 60 reviews mentioned uses other than putting it on rice, such as making niku udon (udon with a beef topping) or using it in stir-fried vegetables (as described by reviewers).
Close to the taste at Yoshinoya stores (about 5)
About 5 of the first 60 reviews wrote that the taste is close to the gyudon eaten at a store. The number is not large.
Source: Rakuten customer reviews (viewed November 1, 2026)
What Reviewers Note
We read 59 reviews at 1★ and 2★ combined, and the counts below are approximate figures within them.
Toughness, sinew or smell of the meat (about 12 of the 59)
About 12 reviews said the meat is tough, has much sinew or fat, or that the smell is bothersome. Of these, 2 were posted November 2024 or later, and the rest were posted from 2021 to 2023. Some reviewers write that it differs depending on when they bought it or on the product that arrived.
Texture or taste of the onions (about 11)
About 11 reviews said the onions are hard, that the taste or smell did not suit them, or that there seemed to be a lot of onions. 3 were posted November 2024 or later.
How to check: The origin of the onions is in the country-of-origin row of the detailed list in this article.
Small amount, reduced from before (about 8)
About 8 reviews said the amount is small, or that it used to be 135g but was reduced (as described by reviewers). The amount on the current product page is 120g. 2 were posted November 2024 or later.
How to check: The current amount is in the content volume row of “Basic Information” in this article.
In addition, about 7 reviews said the bag tore or liquid leaked during microwave heating, but all 7 were posted July 2024 or earlier.
Source: Rakuten customer reviews (viewed November 1, 2026)
Summary: Is This the One for You?
Why choose it: If you want to keep it stocked in the freezer and warm one pack at a time in the microwave, and you want an even 120g per pack, this product, with 120g × 28 packs (3,360g in total), fits both conditions.
- The best-before period is 365 days counting the manufacture date, and storage is at -18°C or below. Each pack is about 1cm thin, and the page says about 3 minutes in a 500W microwave
- The Rakuten rating is 4.6 / 5 (5,698 reviews). Among the 119 reviews we read, some mentioned ease of preparation (about 17 of the first 60) and ease of keeping in stock (about 11)
- Weak points: the shelf life after thawing and the manufacturer are not confirmed. Some reviews are concerned about the toughness or smell of the meat (about 12 of the 59 at 1★ and 2★), the onions (about 11) and the amount (about 8)
The basis for this section is the Rakuten Ichiba product page and Rakuten customer reviews (viewed November 1, 2026). These are trends in reviews within what we read and may not reflect the product’s current condition.
Prices, stock, shipping fees, and delivery dates are subject to change. This article’s information-as-of date is November 1, 2026. Please be sure to check the listing at the link before purchasing.
This article contains affiliate links (advertising). Editorial Policy
This article organizes information publicly available on product pages and review sites. Product information such as amount, storage method, and ingredients may change. Please check the product page for the latest information.
Comments on taste or quality are summarized from third-party posts cited with their source, and are not Ochinity’s own evaluation. Our approach to writing articles is described in our Editorial Policy.
Information as of: November 1, 2026 / Sources: Rakuten Ichiba product page, Rakuten customer reviews, Consumer Affairs Agency, Japan, “About Allergen Labeling”
