Food · Fermented foods
Mizuna (Japanese Mustard / Kyoto Greens)
みずな (Mizuna)
Also known as: Mizuna, Japanese mustard, Kyoto mustard, Brassica rapa var. nipposinica, 水菜, Kyoto-mizuna, Senbon-mizuna
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| Category | Food |
|---|---|
| Japanese labeling name | みずな |
| Common Japanese notations | みずな, 水菜, ミズナ, 京水菜, 千本水菜 |
| Origin | Japanese mustard / mizuna (Brassica rapa var. nipposinica); originating in Kyoto as part of traditional Kyoto-yasai vegetables; modern volume cultivation in Saitama, Ibaraki, Fukuoka, Kyoto; year-round greenhouse and field production |
| Typical functions | Salad green — modern volume application, Hot pot ingredient (mizutaki) — Kyoto traditional, Foodservice salad and Western-fusion dishes, Premium Kyoto-yasai gift retail (Kyoto-grown) |
| Regulatory status in Japan | Standard agricultural product labeling. Saitama, Ibaraki, Fukuoka major volume regions. Kyoto-mizuna premium positioning. Not a designated allergen. |
Mizuna (みずな / 水菜) — Japanese mustard / Kyoto greens (Brassica rapa var. nipposinica) — is one of Japan's traditional Kyoto-yasai vegetables that has expanded substantially in modern volume cultivation. The OEM positioning includes both volume and premium positions: as a modern salad green (in pre-cut salad packs by major retailers and convenience stores), as a hot pot mizutaki ingredient (traditional Kyoto preparation), as a foodservice salad and Western-fusion ingredient, and as Kyoto-mizuna premium gift retail (when verifiably Kyoto-grown). Saitama, Ibaraki, and Fukuoka lead modern volume cultivation; Kyoto produces premium specialty.
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Classification
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Product applications
Functions
Regulatory tags
Origin
Common OEM product categories
Finished-product categories where Japanese OEM manufacturers commonly formulate with this ingredient.
- Fresh mizuna retail (year-round, peak winter)
- Pre-cut mizuna salad packs (volume convenience format)
- Premium Kyoto-mizuna gift retail
Ingredient profile
Mizuna is Brassica rapa var. nipposinica, with characteristic deeply-cut feathery leaves and white slim stems. Mild flavor with subtle peppery notes.
Production: Saitama, Ibaraki, Fukuoka volume regions; Kyoto premium.
OEM applications
Modern salad green — major volume application in pre-cut salad packs.
Mizutaki hot pot — traditional Kyoto cuisine.
Western-fusion foodservice — salads, garnish, smoothie ingredient.
Premium Kyoto-mizuna gift retail.
For OEM: fresh mizuna retail (year-round volume, with origin distinction premium Kyoto vs volume Saitama/Ibaraki/Fukuoka), pre-cut salad packs OEM (major convenience retail category), premium Kyoto-mizuna gift retail.
Regulatory classification in Japan
Standard food labeling. Saitama, Ibaraki, Fukuoka major regions; Kyoto premium. Not a designated allergen.
Regulatory classification in other markets
| EU | Imported as Japanese mustard / mizuna. Established in Asian and gourmet salad green channels. |
|---|---|
| USA | Imported and increasingly domestically grown. Established in salad mix retail (often in spring mix blends). |
| China | Niche specialty positioning. |
| Korea | Niche specialty positioning. |
Market reference formulations
Example finished products will be added after verification of origin (Kyoto premium / Saitama/Ibaraki/Fukuoka volume).
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
- Year-round (greenhouse); peak: November – February
- Peak supply
- December – January
- Off-season
- Continuous (greenhouse-grown)
Source: 農林水産省 野菜生産出荷統計. Ibaraki and Fukuoka lead year-round production; field-grown winter mizuna is the traditional 京野菜 grade.
Storage requirements
How the receiving OEM facility needs to handle inbound raw material.
- Temperature
- Chilled 0–4°C, ~95% RH
- Conditions
- Pre-cut bagged; humidity-controlled
- Shelf life
- 5–7 days at 0°C
Supply concentration
Where this ingredient comes from — useful for single-source-risk planning.
- Primary regions
- Ibaraki (~30%), Fukuoka, Saitama, Kyoto (traditional 京野菜 grade)
- Import dependence
- 100% domestic for fresh; minor Korean imports for FS use
農林水産省 野菜生産出荷統計
Certifications commonly available
Certification schemes commonly obtainable for this raw material. Always confirm the specific supplier's current certificate before contracting.
| Scheme | Availability | |
|---|---|---|
| Organic JAS | Common | |
| Halal | Inherent | |
| Vegan | Inherent |
Alternative ingredients
Related ingredients commonly evaluated as substitutes.
Quick answers
- What is Mizuna (Japanese Mustard / Kyoto Greens)?
- Mizuna (みずな / 水菜) — Japanese mustard / Kyoto greens (Brassica rapa var. nipposinica) — is one of Japan's traditional Kyoto-yasai vegetables that has expanded substantially in modern volume cultivation. The OEM positioning includes both volume and premium positions: as a modern salad green (in pre-cut salad packs by major retailers and convenience stores), as a hot pot mizutaki ingredient (traditional Kyoto preparation), as a foodservice salad and Western-fusion ingredient, and as Kyoto-mizuna premium gift retail (when verifiably Kyoto-grown). Saitama, Ibaraki, and Fukuoka lead modern volume cultivation; Kyoto produces premium specialty.
- What is the regulatory status of Mizuna (Japanese Mustard / Kyoto Greens) in Japan?
- Standard agricultural product labeling. Saitama, Ibaraki, Fukuoka major volume regions. Kyoto-mizuna premium positioning. Not a designated allergen.
- What products typically use Mizuna (Japanese Mustard / Kyoto Greens)?
- Fresh mizuna retail (year-round, peak winter) / Pre-cut mizuna salad packs (volume convenience format) / Premium Kyoto-mizuna gift retail
- Where does Mizuna (Japanese Mustard / Kyoto Greens) come from?
- Japanese mustard / mizuna (Brassica rapa var. nipposinica); originating in Kyoto as part of traditional Kyoto-yasai vegetables; modern volume cultivation in Saitama, Ibaraki, Fukuoka, Kyoto; year-round greenhouse and field production
- What is the INCI / JSCI labeling name for Mizuna (Japanese Mustard / Kyoto Greens)?
- JSCI: みずな
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From the same origin
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References
- 文部科学省 (Ministry of Education, Culture, Sports, Science and Technology) Standard Tables of Food Composition — みずな
Last updated: 2026-04-28. Ingredient entries are reviewed at least annually against current regulatory listings.