Food · Fermented foods

Udo (Japanese Spikenard)

うど (Udo)

Also known as: Udo, Japanese spikenard, Aralia cordata, 独活, Yama-udo (wild), Sai-bai-udo (cultivated)

Looking for a Japanese supplier of Udo (Japanese Spikenard)? Tell us

At a glance

CategoryFood
Japanese labeling nameうど
Common Japanese notationsうど, 独活, ウド, 山うど, 栽培うど
OriginJapanese spikenard (Aralia cordata); native Japanese mountain vegetable, modern cultivation also established; principal cultivated production in Tokyo (Tachikawa) and Tochigi areas using yamabuki-cultivation method (cultivated in dark cellars producing pale-stem premium); wild yama-udo foraged in mountain regions in early spring
Typical functionsPremium kaiseki spring vegetable — sashimi-style raw thin slices, tempura, simmered preparations, Spring seasonal sansai cuisine signature, Premium gift retail (Tachikawa-udo Tokyo regional specialty), Pickled udo (su-zuke) retail
Regulatory status in JapanStandard agricultural product labeling. Tokyo Tachikawa-udo regional brand established. Cultivated vs wild (yama-udo) distinction is significant for premium pricing. Udo is not a designated allergen.

Udo (うど / 独活) — Japanese spikenard (Aralia cordata) — is a defining Japanese spring sansai (mountain vegetable) with substantial culinary identity, distinguished by its distinctive aromatic profile (a subtle citrus-pine note unique to this species) and dual production tracks: (1) Cultivated udo in dark cellars (yamabuki cultivation method) producing pale-stem premium for high-end kaiseki and retail (Tokyo Tachikawa is the most famous production area, with Tachikawa-udo as established regional brand); (2) Wild yama-udo foraged in mountain regions for ultra-premium kaiseki applications (very limited supply). The OEM positioning is exclusively premium spring seasonal: as kaiseki signature ingredient (sashimi-style raw thin slices with miso, tempura, simmered preparations), as premium gift retail (Tachikawa-udo specialty), and as pickled retail (su-zuke and miso-zuke).

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 cultivated udo retail (spring seasonal, March-May peak)
  • Wild yama-udo retail (very limited, ultra-premium)
  • Pickled udo (su-zuke, miso-zuke) retail
  • Tachikawa-udo Tokyo regional gift category

Ingredient profile

Udo is Aralia cordata, a tall perennial herb native to Japan and East Asia. The young shoots (typically 30-60cm long) are the food product, with crisp white-cream stems and distinctive aromatic flavor (subtle citrus-pine notes). The flavor is unique to this species — not closely related to other vegetables.

Two production tracks: (1) Cultivated udo (sai-bai-udo, 栽培うど) — grown in dark cellars (yamabuki method) producing pale, tender, mildly-aromatic stems suited to refined cuisine. Tachikawa Tokyo is the most established production region. (2) Wild yama-udo (山うど) — foraged in mountain regions in early spring, with stronger flavor and slight green color. Ultra-premium specialty.

Production: Tokyo Tachikawa is the volume cultivated udo region. Wild yama-udo is foraged in mountain regions of Tohoku, Hokuriku, and Chubu.

OEM applications

Premium kaiseki spring vegetable — sashimi-style thin slices with miso (udo-no-miso), tempura, sumashi-jiru clear soup, sunomono vinegared preparations.

Spring seasonal foodservice signature — Japanese cuisine restaurants feature udo prominently in March-May.

Pickled udo — su-zuke (vinegar-pickled) and miso-zuke (miso-pickled) retail.

Premium gift retail — Tachikawa-udo Tokyo regional specialty.

For OEM: cultivated udo retail packs (Tachikawa-origin), wild yama-udo for ultra-premium kaiseki and gift retail, pickled udo retail OEM, and spring foodservice ingredient supply.

Regulatory classification in Japan

Standard agricultural product labeling. Tokyo Tachikawa-udo regional brand naming established.

Cultivated vs wild (yama-udo) distinction is significant for pricing and consumer expectation.

Udo is not a designated allergen.

Regulatory classification in other markets

EUNiche specialty positioning in Japanese-cuisine channels.
USANiche specialty positioning in Japanese-cuisine channels.
ChinaChina has its own udo (土當歸 / tudanggui) tradition. Niche specialty.
KoreaKorea has its own udo (땅두릅) culture. Niche specialty positioning.

Market reference formulations

Example finished products will be added after verification of cultivation method (cultivated / wild) and origin region.

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
Wild: March – May; cultured (forced): January – April
Peak supply
March – April
Off-season
Greenhouse-forced udo extends supply window

Source: 農林水産省 野菜・山菜統計. Tokyo (立川 udo) and Tochigi cultivate the year-round forced grade.

Storage requirements

How the receiving OEM facility needs to handle inbound raw material.

Temperature
Chilled 0–4°C; cut surfaces oxidize
Conditions
Whole stalks wrapped; humidity ~90%
Shelf life
Fresh 7 days at 0°C

Supply concentration

Where this ingredient comes from — useful for single-source-risk planning.

Primary regions
Tokyo (Tachikawa — forced), Tochigi, Akita
Import dependence
100% domestic

農林水産省 野菜・山菜統計

Certifications commonly available

Certification schemes commonly obtainable for this raw material. Always confirm the specific supplier's current certificate before contracting.

SchemeAvailability
Organic JASOn-requestAvailable for cultured forced udo (Tachikawa / Tochigi)
HalalInherent
VeganInherent

Alternative ingredients

Related ingredients commonly evaluated as substitutes.

Quick answers

What is Udo (Japanese Spikenard)?
Udo (うど / 独活) — Japanese spikenard (Aralia cordata) — is a defining Japanese spring sansai (mountain vegetable) with substantial culinary identity, distinguished by its distinctive aromatic profile (a subtle citrus-pine note unique to this species) and dual production tracks: (1) Cultivated udo in dark cellars (yamabuki cultivation method) producing pale-stem premium for high-end kaiseki and retail (Tokyo Tachikawa is the most famous production area, with Tachikawa-udo as established regional brand); (2) Wild yama-udo foraged in mountain regions for ultra-premium kaiseki applications (very limited supply). The OEM positioning is exclusively premium spring seasonal: as kaiseki signature ingredient (sashimi-style raw thin slices with miso, tempura, simmered preparations), as premium gift retail (Tachikawa-udo specialty), and as pickled retail (su-zuke and miso-zuke).
What is the regulatory status of Udo (Japanese Spikenard) in Japan?
Standard agricultural product labeling. Tokyo Tachikawa-udo regional brand established. Cultivated vs wild (yama-udo) distinction is significant for premium pricing. Udo is not a designated allergen.
What products typically use Udo (Japanese Spikenard)?
Fresh cultivated udo retail (spring seasonal, March-May peak) / Wild yama-udo retail (very limited, ultra-premium) / Pickled udo (su-zuke, miso-zuke) retail / Tachikawa-udo Tokyo regional gift category
Where does Udo (Japanese Spikenard) come from?
Japanese spikenard (Aralia cordata); native Japanese mountain vegetable, modern cultivation also established; principal cultivated production in Tokyo (Tachikawa) and Tochigi areas using yamabuki-cultivation method (cultivated in dark cellars producing pale-stem premium); wild yama-udo foraged in mountain regions in early spring
What is the INCI / JSCI labeling name for Udo (Japanese Spikenard)?
JSCI: うど

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 — うど 各形態
  2. Tokyo Tachikawa-udo regional production reference

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.