Food · Fermented foods

Sōmen-kabocha (Spaghetti Squash)

そうめんかぼちゃ (Sōmen-kabocha)

Also known as: Sōmen-kabocha, Spaghetti squash, Cucurbita pepo Vegetable Spaghetti cultivar, 金糸瓜, そうめん南瓜

Looking for a Japanese supplier of Sōmen-kabocha (Spaghetti Squash)? Tell us

At a glance

CategoryFood
Japanese labeling nameそうめんかぼちゃ
Common Japanese notationsそうめんかぼちゃ, 金糸瓜, そうめん南瓜, ソーメンカボチャ
OriginSpaghetti squash (Cucurbita pepo Vegetable Spaghetti cultivar); modern cultivation in various Japanese regions, summer-autumn seasonal; the distinctive characteristic is that boiled flesh separates into spaghetti-like strands
Typical functionsSummer cooling dish — chilled with vinegar and dashi (somen-style), Foodservice novelty ingredient, Low-calorie 'spaghetti' position for dietary applications
Regulatory status in JapanStandard agricultural product labeling. Niche specialty. Not a designated allergen.

Sōmen-kabocha (そうめんかぼちゃ / 金糸瓜) — spaghetti squash (Cucurbita pepo Vegetable Spaghetti cultivar) — is a distinctive Japanese summer specialty squash whose boiled flesh separates into spaghetti-like strands (giving the name 'sōmen-kabocha,' noodle-pumpkin). The OEM positioning is summer-seasonal specialty: as a chilled summer dish (served like cold sōmen with vinegar, soy sauce, and dashi), as a foodservice novelty ingredient, and as a low-calorie 'spaghetti' position for dietary applications.

Find OEM manufacturers

Browse Japanese OEM manufacturers that build products in this category. Filter by small lot, certifications, prefecture.

Classification

Tags below link to other ingredients sharing the same attribute, so you can pivot from one ingredient to its peers.

Common OEM product categories

Finished-product categories where Japanese OEM manufacturers commonly formulate with this ingredient.

  • Fresh somen-kabocha (summer-autumn seasonal)

Ingredient profile

Sōmen-kabocha is a Cucurbita pepo cultivar with the distinctive characteristic that boiled flesh separates into long spaghetti-like strands.

Production: small-scale Japanese summer-autumn seasonal cultivation.

OEM applications

Chilled summer dish with vinegar and dashi.

Foodservice novelty ingredient.

For OEM: fresh somen-kabocha retail (summer seasonal).

Regulatory classification in Japan

Standard food labeling. Niche specialty. Not a designated allergen.

Regulatory classification in other markets

EUSpaghetti squash is established global category. Japanese-origin niche specialty.
USASpaghetti squash is established US retail category. Domestic supply abundant.
ChinaNiche specialty positioning.
KoreaNiche specialty positioning.

Market reference formulations

Example finished products will be added after verification of regional origin.

All brand names and product names referenced anywhere on this site are the property of their respective owners. Example entries are provided for informational purposes only and do not imply endorsement.

Seasonality & supply calendar

Harvest months
June – September
Peak supply
July – August
Off-season
Storage supply continues through October

Source: 農林水産省 野菜生産出荷統計. Aomori, Akita, Hokkaido lead production; small specialty volume vs. mainstream かぼちゃ.

Quick answers

What is Sōmen-kabocha (Spaghetti Squash)?
Sōmen-kabocha (そうめんかぼちゃ / 金糸瓜) — spaghetti squash (Cucurbita pepo Vegetable Spaghetti cultivar) — is a distinctive Japanese summer specialty squash whose boiled flesh separates into spaghetti-like strands (giving the name 'sōmen-kabocha,' noodle-pumpkin). The OEM positioning is summer-seasonal specialty: as a chilled summer dish (served like cold sōmen with vinegar, soy sauce, and dashi), as a foodservice novelty ingredient, and as a low-calorie 'spaghetti' position for dietary applications.
What is the regulatory status of Sōmen-kabocha (Spaghetti Squash) in Japan?
Standard agricultural product labeling. Niche specialty. Not a designated allergen.
What products typically use Sōmen-kabocha (Spaghetti Squash)?
Fresh somen-kabocha (summer-autumn seasonal)
Where does Sōmen-kabocha (Spaghetti Squash) come from?
Spaghetti squash (Cucurbita pepo Vegetable Spaghetti cultivar); modern cultivation in various Japanese regions, summer-autumn seasonal; the distinctive characteristic is that boiled flesh separates into spaghetti-like strands
What is the INCI / JSCI labeling name for Sōmen-kabocha (Spaghetti Squash)?
JSCI: そうめんかぼちゃ

Search the academic literature

Pre-filled queries for the major research databases. Opens in a new tab.

Official regulatory databases

External links to public Japanese / international regulatory authorities. We are not affiliated.

References

  1. 文部科学省 (Ministry of Education, Culture, Sports, Science and Technology) Standard Tables of Food Composition — そうめんかぼちゃ

Last updated: 2026-04-28. Ingredient entries are reviewed at least annually against current regulatory listings.

Explore more Japan-market resources

Related tools for overseas buyers, formulators, and sourcing teams.