Food · Fermented foods

Buntan (Pomelo)

ぶんたん (Buntan)

Also known as: Buntan, Pomelo, Citrus maxima, Citrus grandis, 文旦, Banpeiyu, Tosa-buntan

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At a glance

CategoryFood
Japanese labeling nameぶんたん
Common Japanese notationsぶんたん, 文旦, ブンタン, 晩白柚, 土佐文旦
OriginPomelo (Citrus maxima); the largest citrus species, cultivated in Japan since 18th century; principal modern production regions Kochi (Tosa-buntan, the volume leader), Kumamoto (Banpeiyu — large size up to 25cm), Wakayama, Ehime
Typical functionsPremium late-winter/spring citrus retail, Confectionery (buntan-zuke — candied pomelo rind, premium gift), Banpeiyu — premium gift retail (Kumamoto, world's largest citrus), Tosa-buntan Kochi specialty
Regulatory status in JapanStandard agricultural product labeling. Tosa-buntan (Kochi), Banpeiyu (Kumamoto) regional brands. Not a designated allergen.

Buntan (ぶんたん / 文旦) — pomelo (Citrus maxima) — is the largest citrus species, cultivated in Japan since the 18th century. Major Japanese cultivars: Tosa-buntan (Kochi volume leader) and Banpeiyu (Kumamoto, world's largest citrus, can exceed 25cm and 5kg). The OEM positioning includes premium retail and gift category, plus traditional buntan-zuke (candied rind) confectionery.

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Classification

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Common OEM product categories

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

  • Fresh whole buntan (February-April)
  • Banpeiyu giant pomelo gift retail (Kumamoto)
  • Buntan-zuke candied rind retail
  • Tosa-buntan premium gift

Ingredient profile

Pomelo (Citrus maxima), with Tosa-buntan (Kochi standard size) and Banpeiyu (Kumamoto giant) as major Japanese cultivars.

Production: Kochi (volume leader), Kumamoto (Banpeiyu giant), Wakayama, Ehime.

OEM applications

Premium late-winter/spring fresh retail.

Buntan-zuke (candied rind) confectionery.

Banpeiyu giant pomelo gift retail (visual impact).

For OEM: fresh retail, buntan-zuke production, premium gift retail.

Regulatory classification in Japan

Standard food labeling. Tosa-buntan (Kochi), Banpeiyu (Kumamoto) regional brands. Not a designated allergen.

Regulatory classification in other markets

EUImported as pomelo. Established global category.
USAEstablished US pomelo retail.
ChinaChina has substantial pomelo production. Japan-origin Banpeiyu positioned as specialty.
KoreaNiche specialty positioning.

Market reference formulations

Example finished products will be added after verification of cultivar and 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
December – April (storage-cured)
Peak supply
February – March
Off-season
May – November

Source: 農林水産省 果樹生産出荷統計. Kochi 土佐文旦 (approximately 95% national share per 令和3年 / R3 特産果樹生産動態等調査 — ~8,455t of ~8,885t national total), Kumamoto (Banpeiyu — separate large-size cultivar), Kagoshima.

Alternative ingredients

Related ingredients commonly evaluated as substitutes.

Quick answers

What is Buntan (Pomelo)?
Buntan (ぶんたん / 文旦) — pomelo (Citrus maxima) — is the largest citrus species, cultivated in Japan since the 18th century. Major Japanese cultivars: Tosa-buntan (Kochi volume leader) and Banpeiyu (Kumamoto, world's largest citrus, can exceed 25cm and 5kg). The OEM positioning includes premium retail and gift category, plus traditional buntan-zuke (candied rind) confectionery.
What is the regulatory status of Buntan (Pomelo) in Japan?
Standard agricultural product labeling. Tosa-buntan (Kochi), Banpeiyu (Kumamoto) regional brands. Not a designated allergen.
What products typically use Buntan (Pomelo)?
Fresh whole buntan (February-April) / Banpeiyu giant pomelo gift retail (Kumamoto) / Buntan-zuke candied rind retail / Tosa-buntan premium gift
Where does Buntan (Pomelo) come from?
Pomelo (Citrus maxima); the largest citrus species, cultivated in Japan since 18th century; principal modern production regions Kochi (Tosa-buntan, the volume leader), Kumamoto (Banpeiyu — large size up to 25cm), Wakayama, Ehime
What is the INCI / JSCI labeling name for Buntan (Pomelo)?
JSCI: ぶんたん

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References

  1. 文部科学省 (Ministry of Education, Culture, Sports, Science and Technology) Standard Tables of Food Composition — ぶんたん

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

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