“Okuaizu” (奥会津) in the product name and the shop name is a name for the product as a whole. According to the product page, the buckwheat flour is stated as produced in Aizu (会津産), and the manufacturer is located in Minamiaizu Town, Fukushima Prefecture. For the tsuyu (noodle sauce), the ingredients (soy sauce and others) are stated only as made in Japan, and Aizu origin is not stated. Because fresh soba has a short shelf life, this article organizes what the product page and the Rakuten customer reviews (“Minna no Review”) state about Naraya’s teuchi-style fresh soba, 6 servings with tsuyu, under three questions: when to eat it, how many servings it covers, and how the allergens are labeled.
What We Confirmed
- Quantity and how many servings
- Storage method and shelf life (the deadline for fresh soba)
- Ingredients and allergen labeling
- Whether it works as a gift
- Trends in public reviews
Basic Information
This table transcribes what is stated on the product page. However, the “not confirmed” labels and any notes we add are our own.
| Product name | Okuaizu Naraya Teuchi-Style Fresh Soba, 6 Servings with Tsuyu (奥会津 奈良屋 手打ち式生そば 6人前 つゆ付) |
|---|---|
| Name | Namasoba (fresh soba noodles); the sauce is labeled “tsuyu (for dilution)”Source: Rakuten Ichiba product page (viewed October 12, 2026) |
| Quantity | Soba 810g (6 servings) + tsuyu (for dilution) 180mlSource: Same as above |
| What changes depending on your selection | Choose from 1 to 5 units of 6 servings each (the total amount increases with the number of units)Source: the option selection field on the Rakuten Ichiba product page (viewed October 12, 2026) |
| Storage | Soba: keep refrigerated. Tsuyu: store at room temperature away from direct sunlight, and refrigerate after openingSource: Rakuten Ichiba product page description |
| Best-before date | Soba: 4 days from the manufacturing date (the page advises eating it on the delivery day or the next day, and the product page describes it as having a very short use-by date). Tsuyu: 15 months from the manufacturing dateSource: Same as above |
| Origin of ingredients | Buckwheat flour is stated as produced in Aizu (会津産). Origin of the wheat flour and the tsuyu ingredients: Not confirmed (for the soy sauce in the tsuyu, only “made in Japan” is stated)Source: Rakuten Ichiba product page description |
| Processing location | Not confirmed (the manufacturer’s address is stated as Minamiaizu Town, Fukushima Prefecture) |
| Condition / how to eat (cooking required?) | Chilled fresh noodles. The page says that once you boil water and prepare condiments, you can eat it as soon as it arrives. We did not find a statement on whether heating is required or on the boiling time (Not confirmed)Source: Rakuten Ichiba product page description |
| Delivery | A product stored chilled. The type of delivery service: Not confirmed. The shipping-estimate display reads “土・日曜着指定必須／年越しを除く” (Saturday/Sunday arrival must be specified; excluding the year-end (toshikoshi) period) (as of October 12, 2026; the same display for all options)Source: Rakuten Ichiba product page |
| Manufacturer | Naraya Co., Ltd. (株式会社奈良屋) (address: 福島県南会津郡南会津町田島字田島柳6-1). The seller of the tsuyu is also this companySource: Rakuten Ichiba product page description |
| Noshi / gifts | *noshi* (gift wrapping label) is supported (noshi with a message is also available). Gift wrapping is basically not providedSource: Rakuten Ichiba product page description |
| Shop | Okuaizu Naraya Rakuten Ichiba Store (奥会津 奈良屋 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.
Ingredients and Allergen Labeling
The product page lists the soba as “buckwheat flour (soba from Aizu), wheat flour / propylene glycol” and the tsuyu as “soy sauce (contains wheat and soybeans; made in Japan), sugar, mirin (sweet cooking rice wine), bonito flakes (katsuobushi), seafood extract, salt / seasoning (amino acids, etc.), alcohol”. The proportion of buckwheat flour is stated as about 70% (7 parts in 10).
Source: Rakuten Ichiba product page description (viewed October 12, 2026)
Within what we could check, we did not find a separate allergen field showing the specified ingredients, and this is not confirmed. Buckwheat (soba) and wheat are among the specified ingredients that must be declared under Japan’s Food Labeling Act. If you have an allergy, ask the shop before buying, or check the consolidated food label on the product when it arrives.
Reference: Consumer Affairs Agency, Japan, “About Allergen Labeling” (accessed October 12, 2026)
Five Things to Check Before Buying
| Item to check | This product | Basis |
|---|---|---|
| 1. Quantity / how many servings | 810g of soba for 6 servings, with 180ml of tsuyu (for dilution). Choose from 1 to 5 units of 6 servings each | Rakuten Ichiba product page (viewed October 12, 2026) |
| 2. Storage and shelf life | The soba is kept chilled and lasts 4 days from the manufacturing date. The page advises eating it on the delivery day or the next day | Rakuten Ichiba product page description |
| 3. Ingredients / allergen labeling | Buckwheat flour (from Aizu) about 70% (7 parts in 10) and wheat flour. The tsuyu contains soy sauce (contains wheat and soybeans) and others. A separate allergen field: Not confirmed | Rakuten Ichiba product page description |
| 4. Whether it works as a gift | *noshi* (gift wrapping label) is supported (with a message also available). Basically no gift wrapping. Message card: Not confirmed | Rakuten Ichiba product page description |
| 5. Review trends | The Rakuten Ichiba rating is 4.66 / 5 (374 reviews). Many say they buy it every year as toshikoshi soba (New Year’s Eve soba), while some posts say it breaks easily when boiled. We read a total of 85 reviews, namely the first 60 in the default order plus those filtered to ★1 to ★3 (posted January 2014 to March 2026, latest March 2026). These trends may not reflect the product’s current condition | Rakuten customer reviews (“Minna no Review”) (viewed October 12, 2026) |
Suitable as a Gift?
The product page says it supports regular *noshi* (gift wrapping label) as well as noshi with a message. Examples of inscriptions listed include 御歳暮 (*oseibo*, year-end gift), 御年賀 (New Year’s greeting gift), 内祝 (*uchiiwai*, thank-you gift), 御礼 (thanks), 父の日 (Father’s Day) and 敬老の日 (Respect for the Aged Day), and the page says to write the noshi details in the free-entry field when ordering (viewed October 12, 2026).
- Wrapping: the page says it is basically not wrapped, because the contents would shift if fresh soba were wrapped. Preventing the product from passing its deadline is also given as a purpose.
- It is stated that when a gift item is sent to your own home address, it is double-packed. It says that an itemized statement is basically not included.
- Whether a message card or wrapping is offered: we did not find a statement within the range we checked, and this is not confirmed.
- Because the deadline is a short 4 days from the manufacturing date, you need to decide the arrival date to match the recipient’s receiving day. The shipping-estimate display reads “土・日曜着指定必須／年越しを除く” (Saturday/Sunday arrival must be specified; excluding the year-end (toshikoshi) period). As for specifying an arrival date at year-end, there were posts in 2022 and January 2026 saying they received it on December 31 (Rakuten customer reviews). Please check the dates you can select when ordering at the linked page.
About 11 of the 85 reviews we read said they used it as a gift and it was appreciated (source: Rakuten customer reviews, viewed October 12, 2026. This trend may not reflect the product’s current condition).
What Public Reviews Say
We organized the Rakuten Ichiba product reviews by viewpoint. The rating figures are as of the time we viewed them and will change afterwards.
| Site | Rating | Reviews | Date viewed |
|---|---|---|---|
| Rakuten customer reviews (“Minna no Review”) (product page) | 4.66 / 5 | 374 | October 12, 2026 |
Rating breakdown: ★5 282 / ★4 67 / ★3 19 / ★2 3 / ★1 3 (as shown on Rakuten Ichiba; viewed October 12, 2026)
What we read: the first 60 reviews in the default order (posted January 2014 to March 2026, latest March 2026), 3 reviews filtered to ★1 (January 2014 to January 2018), 3 reviews filtered to ★2 (January 2016 to November 2025), and 19 reviews filtered to ★3 (December 2014 to March 2024), 85 in total. These are trends within what we read and may not reflect the product’s current condition. The counts are approximate, based on visual counting.
What Reviewers Praise
Buying it every year as toshikoshi soba
About 46 of the 85 reviews we read said they buy it every year (or repeatedly) for toshikoshi soba or for times when the family gathers. About 19 of these were posted on or after October 12, 2024.
The included tsuyu
About 11 reviews praised the included tsuyu. Some say they used it not only as is but also for simmered dishes (nimono) and the like (about 3 of these within the last two years).
Aroma and flavor
About 11 reviews mention the aroma or flavor of the soba, mostly ★4 to ★5 (about 2 of these within the last two years). About 6 reviews also say even the *sobayu* (the water the soba was boiled in, served as a drink) was delicious.
Thin strands, crisp bite, and smooth feel going down
About 9 reviews mention the crisp bite (hagire), firmness (koshi) and smooth feel going down the throat (nodogoshi) of the thinner noodles (about 2 of these within the last two years).
Source: Rakuten customer reviews (“Minna no Review”) (viewed October 12, 2026)
What Reviewers Note
Breaks or gets shorter when boiled
Of the 85 reviews we read, 6 said the noodles broke or became shorter when boiled. The breakdown is one ★1 (2018), one ★2 (2023) and four ★3 (2015 to 2023); none were posted within the last two years.
How to check: the guidance on how to boil it and for how long is summarized in the “Condition / how to eat” row of this article’s Basic Information (not found on the product page: not confirmed).
Weak aroma or flavor; no difference from store-bought fresh soba
5 to 6 reviews said the aroma or flavor was weak, or that they felt no difference from store-bought fresh soba. These were two ★1 (2015 and 2018), one ★2 (2016) and two to three ★3; none were posted within the last two years.
Tsuyu that is salty (karai) or strong
4 reviews found the included dilution-type tsuyu salty (karai) or strong (one each at ★1, ★3, ★4 and ★5; 2015 to 2022). Some posts from 2021 to 2022 also say no guide to how much to dilute it was enclosed.
How to check: the quantity of the tsuyu and how to use it are in the “Quantity” row of this article’s Basic Information and in the product page description (the dilution is stated only as depending on the use).
Source: Rakuten customer reviews (“Minna no Review”) (viewed October 12, 2026)
Who It Suits / Who Should Be Careful
Who It Suits
- People who want to prepare 6 servings at once for New Year’s Eve or other days when the family gathers
- People who want to eat thin, teuchi-style fresh noodles
- People who prefer a form that includes tsuyu and can be eaten soon after it arrives
- People who can finish it on the day they receive it or the next day
Who Should Be Careful
- People with a buckwheat (soba), wheat or similar allergy (the separate allergen field is not confirmed, so ask the shop before buying)
- People who have not decided on the day they will eat it and find it hard to fit the deadline (4 days from the manufacturing date)
- People looking for 100% buckwheat (*juwari*) soba (the buckwheat flour ratio is stated as about 70%)
- People who expect a ready-wrapped gift (basically no gift wrapping)
Prices, stock, shipping fees, and delivery dates are subject to change. This article’s information-as-of date is October 12, 2026. Please be sure to check the listing at the link before purchasing.
This article contains affiliate links (advertising). Editorial Policy
Summary
- A combination of 810g of soba (6 servings) and 180ml of tsuyu. You can choose 1 to 5 units
- The soba is kept chilled and lasts 4 days from the manufacturing date. The page advises eating it on the delivery day or the next day
- A separate allergen field is not confirmed. If you have an allergy, ask the shop before buying
Related Pages
This article organizes information published on sales and review sites. Product information such as quantity, 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 12, 2026 / Sources: Rakuten Ichiba “Okuaizu Naraya Rakuten Ichiba Store” product page, Rakuten customer reviews (“Minna no Review”), Consumer Affairs Agency, Japan, “About Allergen Labeling”
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