Alpha rice is cooked rice that has been dried so that you can eat it by pouring in hot or cold water. When you stock up on Onisi Foods white rice for 10 meals, two questions come up: is plain white rice enough instead of a flavored set, and how much shelf life will the actual item have left when it arrives? This article covers the white rice 10-meal set handled by ロックダイレクト (its Rakuten Ichiba store name is 住まいと暮らしの110番), organized from the product page, the Onisi Foods official site, and public reviews around five points: amount, storage and best-before date, ingredients and allergens, suitability as a gift, and reviews.
What We Confirmed
- Amount and a guide to how many servings
- Storage method and shelf life
- Ingredients and allergen labeling
- Whether it works as a gift
- Trends in public reviews
Basic Information
This table transcribes what is stated on the Rakuten Ichiba product page and the Onisi Foods official site. However, the “not confirmed” labels and any notes we add are our own.
| Product Name | Onisi Foods Alpha Rice White Rice (白飯) 10-Meal Set (尾西食品 アルファ米 白飯 10食セット) |
|---|---|
| Name | Not confirmed (The product page does not show a name in a consolidated food label. The Onisi Foods official site lists the same product under the name 白飯 [white rice])Source: Rakuten Ichiba product page, Onisi Foods official site (viewed October 14, 2026) |
| Amount | About 100g (finished weight 260g) × 10 bags = about 1,000g in total. The number of servings is not stated by the shop and is not confirmed. The shop describes the finished amount as about 2.5 store-bought rice balls (about 100g each)Source: product description on the Rakuten Ichiba product page (viewed October 14, 2026) |
| Set Contents | White rice only, 10 meals (no flavored varieties are included). The product page offers only one option, white rice 10 mealsSource: Rakuten Ichiba product page (viewed October 14, 2026) |
| Nutrition (per 100g bag) | Energy 366kcal, protein 6.3g, fat 1.1g, carbohydrates 82.7g, sodium 3.9mg (as stated by the shop). The Onisi Foods official site states salt equivalent of 0.01gSource: product description on the Rakuten Ichiba product page, Onisi Foods official site (viewed October 14, 2026) |
| Storage Method | Can be stored at room temperature. Storage precautions such as avoiding direct sunlight are not described on the product page and are not confirmedSource: product description on the Rakuten Ichiba product page (viewed October 14, 2026) |
| Best-Before Date | 5 years from the date of manufacture. However, the shop states that it ships items with a best-before date of 4 years or more as good products, and that you cannot specify the best-before date. The item that arrives is not necessarily exactly 5 years from manufactureSource: product description on the Rakuten Ichiba product page (viewed October 14, 2026) |
| Raw Material Origin | Non-glutinous rice (uruchi-mai), grown in Japan. This is as stated on the Onisi Foods official site; the shop’s product description text has no ingredient list. The more specific growing area within Japan is not confirmedSource: Onisi Foods official site (viewed October 14, 2026) |
| Processing Location | Not confirmed |
| State / How to Eat (Whether Cooking Is Required) | The shop says it is ready in 15 minutes with either hot or cold water. The time needed with cold water has not been cross-checked against the official site and is not confirmed. The official site gives the required amount of water as 160ml. We found no instructions for cooking over heat, and a spoon is described as includedSource: product description on the Rakuten Ichiba product page, Onisi Foods official site (viewed October 14, 2026) |
| Shipping | The estimated shipping time was displayed as shipping within 1 to 3 days (as of October 14, 2026; this may change). Because it is a special-order item (お取り寄せ商品), returns and exchanges are not accepted except for initial defects. The shop explains that, if the order conditions are met, it may be eligible for the “最強翌日配送” next-day delivery serviceSource: Rakuten Ichiba product page (viewed October 14, 2026) |
| Manufacturer | Onisi Foods Co., Ltd. (尾西食品株式会社) (a product listed on the Onisi Foods official site). The shop’s product page names no manufacturer or seller, and the address is not confirmedSource: Onisi Foods official site, Rakuten Ichiba product page (viewed October 14, 2026) |
| Shop | ロックダイレクト (Rakuten Ichiba store name: 住まいと暮らしの110番) |
Prices are not listed here because they change. Please check the current price and stock availability at the link above.
Ingredients and Allergen Labeling
The text description on the Rakuten Ichiba product page does not show an ingredient list or allergen labeling. The product image (the photo at the top), however, carries “国産米100%” and “28品目不使用” that the shop placed in the image. That image text is separate from the description, and its item count differs from the 29 items on the official site, so we did not use it for confirmation. The Onisi Foods official site states that the ingredient is non-glutinous rice (uruchi-mai) grown in Japan, and carries a statement that the product does not use any of the 29 specified allergen ingredients and equivalents (特定原材料等29品目). These two points are labeling that Onisi Foods publishes for its own product, and we have not verified them ourselves. The barcode number (JAN code) in the shop’s product page matches that of the white rice on the official site, so we have confirmed that it is the same product (viewed October 14, 2026).
If you have an allergy, ask the shop before buying, or be sure to check the food label on the product when it arrives.
Reference: Consumer Affairs Agency, Japan, “About Allergen Labeling” (viewed October 14, 2026)
Five Things to Check Before Buying
| What to check | For this product | Basis |
|---|---|---|
| 1. Amount / number of servings | White rice 100g × 10 meals (finished weight 260g). The number of servings is not confirmed | Product description on the product page |
| 2. Storage method and shelf life | Can be stored at room temperature. The best-before date is 5 years from manufacture. The shop says it ships items with a best-before date of 4 years or more, and you cannot specify the date | Product description on the product page |
| 3. Ingredients and allergen labeling | Non-glutinous rice grown in Japan, and the statement that none of the 29 specified allergen ingredients and equivalents are used, are as stated on the Onisi Foods official site. The shop’s product description text does not show them (the product image carries “国産米100%” and “28品目不使用”) | Onisi Foods official site |
| 4. Suitable as a gift? | No noshi (gift wrapping label) support. Gift wrapping and message cards could not be confirmed | Product page settings and product description |
| 5. Review trends | The Rakuten Ichiba rating is 4.61 / 5 (355 reviews). Many comments say plain white rice is easier to use than flavored rice, and that they used it to replace stockpiled food nearing its date. At the same time, some posts say the item that arrived had less than 5 years of shelf life. We read the first 60 reviews in the default order (July 2015 to September 2026; latest September 2026), plus all 3 reviews rated 1★, all 5 rated 2★ and all 26 rated 3★, so these are trends within what we read. They may not reflect the product’s current condition | Rakuten customer reviews (viewed October 14, 2026) |
Suitable as a Gift?
According to the product page settings, noshi (gift wrapping label) is not supported. We could not confirm gift wrapping or message cards, and found no mention of a gift box or name printing (Source: Rakuten Ichiba product page, viewed October 14, 2026). The product page has a related-keyword field listing terms such as oseibo (year-end gift) and return gift (uchi-iwai), but the shop itself says these are not a description of this product, so we did not treat them as evidence of gift support.
The product description is aimed at disaster stockpiling and outdoor use, and gives no guidance for gift use. If you are considering it as a gift, check the following points before buying.
- Noshi cannot be used (product page settings)
- Because it is a special-order item, returns and exchanges are not accepted except for initial defects
- You cannot specify the best-before date (the shop says it ships items with a best-before date of 4 years or more)
- The recipient’s allergies (ask the shop before buying, or check the label on the product when it arrives)
What Public Reviews Say
We organized the Rakuten Ichiba product reviews by viewpoint. The rating figures are as of the viewing date and will change afterward.
| Site | Rating | Reviews | Viewed |
|---|---|---|---|
| Rakuten customer reviews (product page) | 4.61 / 5 | 355 | October 14, 2026 |
Rating breakdown: 5★ 262 / 4★ 59 / 3★ 26 / 2★ 5 / 1★ 3 (as shown on Rakuten Ichiba, viewed October 14, 2026)
What we read: the first 60 reviews in Rakuten’s default order (posted July 2015 to September 2026; latest September 2026), plus all 3 reviews rated 1★ (September 2019 to July 2024) and all 5 rated 2★ (May 2016 to April 2024), and, because 1★ and 2★ together number fewer than 10, all 26 rated 3★ (March 2015 to July 2026), 94 in total. These are trends within what we read and may not reflect the product’s current condition. This review section also includes posts from buyers who chose varieties other than white rice 10 meals (such as flavored products). The counts are approximate figures we tallied by reading the text, and one post may fall under more than one viewpoint.
What Reviewers Praise
Plain white rice is easy to use in different ways
About 28 of the 60 reviews in the default order (about 22 of them from the last 2 years) mentioned that they chose white rice rather than a flavored one because it goes well with other foods such as curry, canned food and furikake.
Ordinary good taste, like freshly cooked rice
About 18 of the 60 reviews in the default order (about 13 of them from the last 2 years) mentioned that it tasted ordinarily good, or like cooked rice. On the other hand, 2 of the 26 reviews rated 3★ gave a reserved verdict that the taste was ordinary, and many posts say they bought it for stockpiling and have not eaten it yet, so comments on taste are only a part of the whole.
Replacing stockpiled food nearing its date
About 16 of the 60 reviews in the default order (about 12 of them from the last 2 years) said things like they bought a replacement because the best-before date of their existing stock was approaching, or that they replace their stockpile regularly.
Reassurance of 5-year storage
About 11 of the 60 reviews in the default order (about 9 of them from the last 2 years) mentioned that the long best-before date suits stockpiling. A post from July 2026 also says that an item with a date more than 5 years away arrived.
Source: Rakuten customer reviews (viewed October 14, 2026)
What Reviewers Note
The best-before date of the item that arrived was shorter than 5 years
2 of the 34 reviews rated 1★ to 3★ mentioned that the best-before date of the item that arrived was about 4 years 9 months. Both were posted in December 2020 and March 2021, and none was posted within the last 2 years. The shop states on the product page that it ships items with a best-before date of 4 years or more, which is consistent with this.
How to check: The shop’s statement is summarized in the “Best-Before Date” row of this article’s basic information.
Ordered without noticing it was a white-rice-only set
2 of the 26 reviews rated 3★ mentioned that they ordered without checking carefully and the set turned out to be all white rice. They were posted in May 2018 and January 2024, and none was posted within the last 2 years.
How to check: The “Set Contents” row of this article’s basic information states that the set is white rice only, 10 meals.
Torn bags and damage when opening
2 of the 34 reviews rated 1★ to 3★ mentioned that bags were damaged when the item arrived or when they opened it. They were posted in September 2020 and April 2024, and none was posted within the last 2 years.
Source: Rakuten customer reviews (viewed October 14, 2026)
Who It Suits / Who Should Be Careful
Who It Suits
- You want 10 meals of plain white rice rather than flavored varieties
- You want to use it together with other foods such as curry or canned food (the most common use in the reviews)
- You want to replace stockpiled food nearing its date
Who Should Be Careful
- You have an allergy (ask the shop before buying, or check the label on the product when it arrives)
- You want to specify the best-before date of the item that arrives (specifying it is not possible)
- You expect to be able to return or exchange it (not possible except for initial defects)
- You want to use it as a gift that assumes noshi or wrapping (no noshi support)
- The time needed when using cold water matters to you (not confirmed)
Prices, stock, shipping fees, and delivery dates are subject to change. This article’s information-as-of date is October 14, 2026. Please be sure to check the listing at the link before purchasing.
This article contains affiliate links (advertising). Editorial Policy
Summary
- A set of 10 meals of plain white rice, 100g each, with no flavored varieties. The number of servings is not stated on the product page and is not confirmed
- The best-before date is 5 years from manufacture, but the shop says it ships items with a best-before date of 4 years or more and you cannot specify the date. The item that arrives is not necessarily exactly 5 years from manufacture
- The ingredient (non-glutinous rice grown in Japan) and the statement that none of the 29 specified allergen ingredients and equivalents are used are as stated on the Onisi Foods official site, not in the shop’s product description text (the image text is separate). If you have an allergy, ask the shop before buying, or be sure to check the label on the product when it arrives
- There is no noshi support, and because it is a special-order item, returns and exchanges are not accepted except for initial defects
Related Pages
This article organizes information published on sales sites and review sites. Product information such as amount, storage method, and ingredients may change. Please check the seller’s listing 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: October 14, 2026 / Sources: Rakuten Ichiba “ロックダイレクト” product page, Onisi Foods official site, Rakuten customer reviews, Consumer Affairs Agency, Japan, “About Allergen Labeling”
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