“Karuizawa Torta” is the name of the shop, and the manufacturer’s location stated on the product page is Nagano City, Nagano Prefecture. “Basque-style” is also part of the product name, and neither is a word that indicates where the ingredients come from. The size 4-go whole cake arrives frozen, and the thawing time, the shelf life, and how the allergen labeling is written differ even within the product page itself. This article organizes five points, amount, shelf life, ingredient labeling, support for gifts, and reviews, source by source.
Prices and stock are subject to change. Notes are gathered at the end of the article.
What We Confirmed
- Amount and a guide to how many servings
- Storage, shelf life, and how to thaw
- Ingredients and allergen labeling
- Whether it works as a gift
- Trends in the 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 | Karuizawa Torta Basque-Style Cheesecake Plain Size 4-go (diameter about 12cm, serves 2 to 4) (軽井沢トルタ バスク風チーズケーキ プレーン 4号サイズ)Source: Rakuten Ichiba product page (accessed September 30, 2026). The product name shown on the Rakuten product page is lined up with wording about coupons and gift occasions, so we have tidied it up for this article. |
|---|---|
| Name (Food Labeling Category) | Western-style fresh confectionery (洋生菓子)Source: product description on the Rakuten Ichiba product page |
| Amount | 1 cake (12cm in diameter / whole). The box measures 14.5cm wide × 14.5cm deep × 5.5cm high. Weight (g) is Not confirmedSource: product description on the Rakuten Ichiba product page, explanatory images on the product page |
| What Changes Depending on Your Choice | The quantity options are 1 and 2 (both are this Plain size 4-go). The product name states 2 to 4 servingsSource: purchase field and product name on the Rakuten Ichiba product page |
| Storage | Keep frozen (−18°C or below)Source: product description on the Rakuten Ichiba product page |
| Best-Before Date | 14 days including the shipping date. The best-before date on the label is described as applying to the frozen stateSource: product description on the Rakuten Ichiba product page, explanatory images on the product page |
| Country of Origin | The processed cheese is stated as “信州産” (Shinshu origin). The origin of the other ingredients is Not confirmedSource: product description on the Rakuten Ichiba product page |
| Place of Processing | Not confirmed (the manufacturer’s location is stated as Nagano City, Nagano Prefecture)Source: product description on the Rakuten Ichiba product page |
| Condition / How to Eat | It arrives frozen, and the page says to thaw it before eating. We found no statement about heatingSource: product description on the Rakuten Ichiba product page |
| How to Thaw | The page advises thawing in the refrigerator. The time differs by source: the product description gives about 8 to 10 hours, and the explanatory images on the product page give about 8 to 12 hours. The explanatory images advise avoiding thawing at room temperature where possible because of condensation, and not thawing in a microwaveSource: product description on the Rakuten Ichiba product page, explanatory images on the product page |
| Shelf Life After Thawing | The page advises eating it on the same day. It also advises against refreezing a product once thawed, because doing so causes quality to deteriorateSource: product description on the Rakuten Ichiba product page, explanatory images on the product page |
| After Opening | Please eat it soon after openingSource: product description on the Rakuten Ichiba product page |
| Delivery | Frozen. In the packing photo in the explanatory images on the product page (described as an image of the case of 1 Plain cake), a label reading frozen type and Cool TA-Q-BIN is visible. As a guide to shipping, the purchase field shows shipping within 2 to 4 days (excluding Saturdays and Sundays) (viewed September 30, 2026; subject to change)Source: purchase field on the Rakuten Ichiba product page, explanatory images on the product page |
| Manufacturer | EME Co., Ltd. (株式会社EME; 671-1 Takada, Nagano City, Nagano Prefecture)Source: product description on the Rakuten Ichiba product page |
| Shop | Karuizawa Torta Rakuten Ichiba Store (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
- Ingredients: natural cheese, cream (dairy product), sugar, processed cheese (Shinshu origin), egg, wheat flour / stabilizer (locust), emulsifier
- Allergens (in the parentheses of the ingredients field): wheat, dairy, egg, soy
- Allergens (in the remarks field): wheat, dairy, egg. Soy is not listed
- The page states that products using walnuts, sesame, egg, soy, and almonds are also made in the same factory
- Nutrition (per 100g, estimated values): energy 353kcal, protein 5.8g, fat 29.6g, carbohydrates 15.9g, salt equivalent 0.5g
Source: product description on the Rakuten Ichiba product page (accessed September 30, 2026)
The allergen labeling disagrees about soy within the same product description. This article lists it on the assumption of the side with more items, that is, the side that includes soy. Please check the actual labeling on the food information label of the product you receive.
Reference: Consumer Affairs Agency, Japan, “About Allergen Labeling” (accessed September 30, 2026)
Five Things to Check Before Buying
| Point to Check | For This Product | Basis |
|---|---|---|
| 1. Amount / Servings | 1 whole cake (12cm in diameter). The product name states 2 to 4 servings. Weight is not confirmed | Product name and explanatory images on the product page |
| 2. Storage and Shelf Life | Frozen (−18°C or below). The best-before date is 14 days including the shipping date (frozen state). After thawing, the same day | Product description and explanatory images on the product page. The thawing time is given as 8 to 10 hours and as 8 to 12 hours, depending on the source |
| 3. Ingredients and Allergen Labeling | Wheat, dairy, egg, and soy (ingredients field). Soy is not listed in the remarks field, so we list it on the assumption that it is included | Product description on the product page (two places on the same page) |
| 4. Suitable as a Gift? | The gift field on the product page shows no support, while the explanatory images include guidance on a sticker, noshi, and wrapping. Because the statements disagree, this cannot be determined | Gift field on the product page, explanatory images on the product page |
| 5. What Reviews Say | The Rakuten Ichiba rating is 4.84 out of 5 (700 reviews). We read 73 reviews in total: the first 60 in the default order (Rakuten’s default) (posted October 2025 to September 2026; latest September 2026), plus 3 two-star reviews and 10 three-star reviews (no one-star reviews). Within what we read, many reviewers chose it for its richness or as a gift, while some posts also mentioned how sweet it tastes, its size, and thawing time. These are trends within what we read and may not reflect the product’s current condition | Rakuten customer reviews (accessed September 30, 2026) |
Suitable as a Gift?
The product page’s statements on noshi, wrapping, and message cards disagree with each other. This article does not treat whether they are supported as settled information, and lists them source by source.
- Gift field on the product page: we found no indication of support for noshi, wrapping, or message cards (viewed September 30, 2026)
- Explanatory images on the product page (guide to gift support; the “free” and “extra charge” labels below are as of the guide viewed on September 30, 2026, and may change): a “For you” sticker on the gift box (free) / adding noshi (free; the inscription can be chosen from karanoshi (からのし), ochugen (お中元), oseibo (お歳暮), or other, name printing is also possible, and requests go in the remarks field) / adding wrapping paper to the sticker or noshi (extra charge) are described. The images also say the wrapping paper design may vary
- Another explanatory image on the product page: a seasonal paper band (free) and a birthday-only paper band (free), and a message card, are described as selectable
- Box: the explanatory image labels it a product gift box (商品化粧箱). Whether it is a simple gift box or a gift box is Not confirmed
- A booklet with instructions such as how to thaw is described as enclosed in the package (explanatory image)
Source: Rakuten Ichiba product page, explanatory images on the product page (accessed September 30, 2026)
We found no statement about delivery date or time specification in the body of the product page. Since it arrives frozen, thawing in the refrigerator for about 8 to 12 hours is advised, and eating it on the same day after thawing is advised, this affects the recipient’s schedule.
What Public Reviews Say
Below, we have organized the Rakuten Ichiba product reviews by theme. 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) | 4.84 / 5 | 700 | September 30, 2026 |
Rating breakdown: 5★ 603 / 4★ 83 / 3★ 11 / 2★ 3 / 1★ 0 (as shown on Rakuten Ichiba, viewed September 30, 2026)
What we read: the first 60 reviews in the default order, plus 3 two-star reviews and 10 three-star reviews (no one-star reviews), 73 in total. The period and other details are given in item 5 of “Five Things to Check Before Buying”. These are trends within what we read and may not reflect the product’s current condition.
What Reviewers Praise
Richness and cheese flavor
15 of the 60 reviews in the default order mentioned richness or cheese flavor. All were posted within the last 2 years.
Impression of sweetness
6 of the 60 reviews took it to be not too sweet, not cloying, or not heavy. However, as described under “What Reviewers Note” below, some posts found it very sweet, so impressions differ.
Melt-in-the-mouth feel and texture
6 of the 60 reviews mentioned texture, such as a pleasant melt-in-the-mouth feel, smoothness, or fluffiness. 4 posts also said they ate it partly thawed.
Gifts and birthdays
About 20 of the 60 reviews said they bought it for a birthday or as a gift and that it was well received.
Source: Rakuten customer reviews (accessed September 30, 2026)
What Reviewers Note
Impression that it is very sweet
5 of the 13 two-star and three-star reviews (4 of them posted within the last 2 years) mentioned finding it very sweet. No post with the same point appeared among the 60 reviews in the default order.
Size and amount when cut
A total of 3 posts (all within the last 2 years), 2 of the 60 reviews in the default order and 1 of the 10 three-star reviews, said it was smaller than imagined or that the amount felt insufficient when cut.
How to check: The diameter of the cake and the size of the box are in the “Amount” row of “Basic Information” in this article.
Thawing time, moisture, and ease of cutting
There were 2 posts (both within the last 2 years) among the 70 reviews made up of the 60 in the default order and the 10 three-star reviews. One said thawing took longer than the stated time and moisture came out, and the other said it was thawed too much and hard to cut.
How to check: The fact that the thawing time differs by source is listed source by source in the “How to Thaw” row of “Basic Information” in this article.
Source: Rakuten customer reviews (accessed September 30, 2026)
Who It Suits / Who Should Be Careful
Who It Suits
- Looking for a size 4-go whole cake that arrives frozen and is eaten after thawing
- Can accept that thawing in the refrigerator is advised to take about 8 to 12 hours (the range differs by source)
- Wants to check the gift support guidance on the product page before giving it
Who Should Be Careful
- Has an allergy to wheat, dairy, egg, or soy (the page also states that multiple items are handled in the same factory)
- Plans to share it among many people (the page states 12cm in diameter and 2 to 4 servings)
- Because it should be eaten the same day after thawing, it is hard to plan to eat it right after it arrives
- Wants certainty about noshi and wrapping support (the statements on the product page disagree)
Prices, stock, shipping fees, and delivery dates are subject to change. This article’s information-as-of date is September 30, 2026. Please be sure to check the listing at the link before purchasing.
This article contains affiliate links (advertising). Editorial Policy
Summary
- One 12cm-diameter whole cake arrives frozen. The best-before date is described as 14 days including the shipping date, and after thawing, the same day
- Thawing is advised in the refrigerator, and the time differs by source: 8 to 10 hours in the product description and 8 to 12 hours in the explanatory images
- Because soy is listed in one place and not in another within the same product description, check the allergens on the assumption that it is included. Noshi and wrapping support also cannot be determined because the statements disagree
Related Pages
This article organizes information published on sales sites and review sites. Product information such as the amount, storage method, and ingredients is subject to change. Please check the seller’s own 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: September 30, 2026 / Sources: Rakuten Ichiba “Karuizawa Torta Rakuten Ichiba Store” product page and the explanatory images on that page, Rakuten customer reviews, Consumer Affairs Agency, Japan, “About Allergen Labeling”
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