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What are Miyazaki’s heirloom vegetables? Features, season, and ways to eat the 15 items organized by the association (itomaki daikon, Sadowara eggplant, Heike daikon) explained

Miyazaki Prefecture's heirloom vegetables are a group of varieties passed down across diverse regions from coast to mountains—Miyazaki City and Nichinan along the Hyuga-nada coast, Nishimera, Shiiba, and Misato in the Kyushu Mountains, the Kobayashi and Saito basins, and Nobeoka and Hyuga in the north of the prefecture.The Japan Traditional Vegetable Promotion Associationorganizes 15 items in total—12 heirloom vegetables and 3 heirloom fruit trees of Miyazaki Prefecture.

Itomaki daikon, SadowaraEggplant, Hyuga kurokawa kabocha, Shiiba's Heike daikon and Heike kabu, Miyazaki shironasu, takenoko-imo, and other items passed down in Hyuga are introduced.

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The definition of "heirloom vegetable" and the scope of this article

Certifying bodyMain criteria
Kyoto Prefecture "Kyoto Heirloom Vegetables"Cultivation history predating the Meiji era, covering the entire prefecture
Osaka Prefecture "Naniwa Heirloom Vegetables"Cultivated within Osaka Prefecture from roughly 100 or more years ago
Nagano Prefecture "Shinshu Heirloom Vegetable Certification System"Cultivation, food culture, and varietal traits from before the 1955–1964 period
Miyazaki PrefectureThe prefecture's own "heirloom vegetable" certification system is not officially confirmed as of the writing of this article. Within the prefecture, use as regional items is being advanced, and the Japan Heirloom Vegetable Promotion Association organizes 15 items in total—12 heirloom vegetables and 3 heirloom fruit trees

In this article, of the 15 Miyazaki Prefecture items organized by the Japan Heirloom Vegetable Promotion Association, we cover the 12 vegetable items in the main text, and introduce the 3 heirloom fruit trees (Ningpo kumquat, Hyuganatsu, and Heibeizu) in the "Other regional specialty varieties" section at the end.

A list of Miyazaki's 12 main heirloom vegetables

ItemFeaturesGrowing regionSeason
Itomaki daikonReddish-purple thread-like stripes, high sugar contentNishimera villageNovember to February
IrakabuA native kabu for pickling greens. Its leaves are deeply indented and thistle-leaf-shaped, with a pungency (passed down in the Tateishi district of former Saigo village, Misato)Tateishi, Misato (former Saigo village)November to February
Native green-skinned bitter melonA native bitter melon, pale green, spindle-shaped, said to have strong bitterness (distribution and information are limited)Centered on home gardens within the prefectureSummer
Native white-skinned bitter melon (nigagori)Strong bitternessMiyazaki CityJuly to early September
Sadowara nasuA pale-purple long nasu that melts when grilledSadowara, Miyazaki City / Saito / ShintomiApril to November
Takenoko-imoThe parent taro is edible, cylindrical, and holds its shape when simmeredHigashikata, Kobayashi / Kunitomi / SaitoSeptember to February
Tsurukubi kabochaA Japanese kabocha, gourd-shaped, with high storabilityKobayashi and othersJuly–August
Hyuga kurokawa kabocha (kiku kabocha)Blackish-green, bumpy, with groovesIkime, Miyazaki City, and othersDecember to June
Heike kabuA white kabu whose leaves and root are both edible. In Shiiba's local cuisine it is used in pickles, simmered dishes, and more (MAFF, "Our Local Cuisine")Shiiba villageAutumn to winter
Heike daikonWhite with a purple band, with purple and pink color mutations, strong pungencyShiiba villageNovember to January (Shiiba Village Tourism Association)
Miyazaki shironasuPale green to light-green skin; a line that does not accumulate anthocyanin in the skin and does not turn purple even when fully ripeMiyazaki City and othersJuly–October
Yugao kabochaJapanese pumpkin / loofah-shaped / late-maturingKitakata, Nobeoka City; Saito City; and othersJuly–October

A product catalog that shows around 100 items we handle

Agriture, flexibly handling everything from small lots to large lots

乾燥野菜
  • Available from small lots of 100 g
  • We handle heirloom vegetables from across Japan
  • Dried fruit and herbs also supported

Characteristics and cooking methods of 7 representative heirloom vegetables of Miyazaki

Sadowara Eggplant — a pale-purple long eggplant from Sadowara, Miyazaki City

SeasonApril to November
Growing regionSadowara, Miyazaki City; Saito City; Shintomi Town
Well-suited dishesGrilled eggplant, dengaku, agebitashi, simmered dishes

Sadowara eggplant is a pale-purple long eggplant grown in Sadowara (Miyazaki City), Saito City, and Shintomi Town, prized for a melt-in-the-mouth texture when grilled. Its long harvest window (April–November) is a distinctive trait, and it is a native variety distributed within Miyazaki Prefecture.

Its tender flesh shines in grilled eggplant, dengaku, and agebitashi. In season from April to November, it is sold at JA farm stands in Miyazaki City, Saito City, and Shintomi Town.

Heike Daikon — a pungent radish handed down in Shiiba Village (the Heike refugee legend)

SeasonNovember to January (Shiiba Village Tourism Association)
Growing regionShiiba Village, Higashiusuki District
Well-suited dishesGrated, pickled, simmered, or as a condiment

Heike daikon is a native pungent radish handed down in Shiiba Village in the Kyushu Mountains, a local ingredient spoken of alongside the legend that Heike refugees who lost the Battle of Dan-no-ura (1185, the first year of the Bunji era) fled into the mountains of Shiiba. Most roots are white with a purple band, though purple and pink individual variants also occur, and a strong pungency is said to be its hallmark. Handed down through seed saved on-farm, it is now grown by only a very limited number of farmers (Shiiba Village Tourism Association and others).

It is used in Shiiba's local cooking, grated, pickled, simmered, or as a condiment. A winter vegetable harvested from November to January (Shiiba Village Tourism Association), its cultivation is currently limited to a very small area.

Itomaki Daikon — a radish from Nishimera Village with reddish-purple thread-like stripes

SeasonNovember to February
Growing regionNishimera Village, Koyu District
Well-suited dishesSalad, lightly pickled, simmered, grated

Itomaki daikon is a native radish grown in Nishimera Village, distinguished by thread-like reddish-purple stripes on its skin. High in sugar with dense, tender flesh, it is versatile enough for eating raw, light pickling, and simmered dishes.

In season from November to February, it ships from farm stands within Nishimera Village.

Hyuga Kurokawa Pumpkin — Miyazaki Ikime's "kiku-kabocha" (chrysanthemum pumpkin)

SeasonDecember to June
Growing regionIkime area, Miyazaki City, and others
Well-suited dishesSimmered dishes, dengaku, soup, fukumeni

Hyuga kurokawa pumpkin is a Japanese pumpkin grown in the Ikime area of Miyazaki City. Its black-green skin and grooved, rugged surface earn it the nickname "kiku-kabocha" (chrysanthemum pumpkin). It stores well and is distributed over a long period, from December through the following June.

It suits simmered dishes, dengaku, and soup. It is sold at JA farm stands in Miyazaki City.

Miyazaki White Eggplant — a white-skinned eggplant without anthocyanin

SeasonJuly–October
Growing regionMiyazaki City and others
Well-suited dishesSalad, grilled eggplant, agebitashi, pickles

Miyazaki white eggplant has pale-green to light-green skin. Because it belongs to a strain that does not accumulate anthocyanin pigment in its skin, it does not turn purple even when fully ripe. Its distinctive pale hue works well in salads, and it also suits grilled eggplant, agebitashi, and pickles.

In season from July to October, it is sold at JA farm stands in Miyazaki City.

Takenoko-imo — an edible parent-corm taro from Kobayashi, Kunitomi, and Saito

SeasonSeptember to February
Growing regionHigashikata, Kobayashi City; Kunitomi Town; Saito City
Well-suited dishesSimmered dishes, dengaku, fukumeni, imo soup

Takenoko-imo is a type of taro grown in Higashikata (Kobayashi City), Kunitomi Town, and Saito City, eaten for its parent corm. Its cylindrical shape and floury texture that holds its shape when simmered make it shine in simmered dishes, dengaku, and fukumeni.

In season from September to February, it is sold at JA farm stands in Kobayashi, Kunitomi, and Saito.

Tsurukubi Pumpkin — a gourd-shaped Japanese pumpkin with good storage life

SeasonJuly–August
Growing regionKobayashi and others
Well-suited dishesSimmered dishes, dengaku, soup, tempura

Tsurukubi pumpkin is a Japanese pumpkin with a long, slender gourd-like shape, and its flesh is smooth with more moisture than a floury type. Grown in Kobayashi City and elsewhere, it shows its best in simmered dishes, dengaku, soup, and tempura.

Harvest is centered in summer (July–August), but the traditional practice is to store it for about a month after harvest to build sweetness, so it can also be found at farm stands in Kobayashi City from autumn into winter.

How to buy Miyazaki's heirloom vegetables

ItemMain sourcesTiming
Sadowara nasuJA farm stands in Miyazaki City, Saito City, and Shintomi TownApril to November
Itomaki daikonFarm stands in Nishimera VillageNovember to February
Heike daikonWithin Shiiba Village (distribution is extremely limited)November to January
Hyuga kurokawa pumpkinJA farm stands in Ikime, Miyazaki CityDecember to June
Miyazaki shironasuJA farm stands in Miyazaki CityJuly–October
Takenoko-imoJA farm stands in Kobayashi, Kunitomi, and SaitoSeptember to February
Tsurukubi kabochaJA farm stands in Kobayashi CityJuly–August (stored autumn–winter)

A product catalog that shows around 100 items we handle

Agriture, flexibly handling everything from small lots to large lots

乾燥野菜
  • Available from small lots of 100 g
  • We handle heirloom vegetables from across Japan
  • Dried fruit and herbs also supported

FAQ

Does Miyazaki Prefecture have an official heirloom-vegetable certification system?

As of the time of writing, we could not confirm an official heirloom-vegetable certification system unique to Miyazaki Prefecture. The prefecture is promoting the use of local native varieties, and this article introduces the 12 heirloom vegetables and 3 heirloom fruits of Miyazaki Prefecture — 15 items in total — as organized by the Japan Heirloom Vegetable Promotion Association.

Why is there a Heike refugee legend attached to Heike daikon?

Heike daikon is a native pungent radish handed down in Shiiba Village in the Kyushu Mountains, a local ingredient spoken of alongside the legend that Heike refugees who lost the Battle of Dan-no-ura (1185, the first year of the Bunji era) fled to Shiiba. Most roots are white with a purple band, though purple and pink individual variants also occur, and its strong pungency is a hallmark. It is a winter vegetable harvested from November to January (Shiiba Village Tourism Association). Today only a handful of farmers still save its seed, and it can be obtained only through limited channels within Shiiba Village.

Why is Hyuga kurokawa pumpkin called "kiku-kabocha"?

Hyuga kurokawa pumpkin is called "kiku-kabocha" (chrysanthemum pumpkin) because its black-green skin and grooved, rugged surface resemble a chrysanthemum flower. It is a Japanese pumpkin grown in the Ikime area of Miyazaki City and other places, and it also stores well, allowing long distribution from December through June.

Is Miyazaki white eggplant really white?

Miyazaki white eggplant has pale-green to light-green skin, and because it belongs to a strain that does not accumulate anthocyanin pigment in its skin, it does not turn purple even when fully ripe. It can be used as a colorful salad ingredient and also for grilled eggplant, agebitashi, and pickles, shipping mainly from Miyazaki City within Miyazaki Prefecture from July to October.

What kind of citrus are Hyuganatsu and Heibeizu?

Both are heirloom fruits that represent Miyazaki Prefecture. Hyuganatsu is a citrus said to have been discovered as a chance seedling at a private home in the former Akae area (now Miyazaki City) during the Bunsei era, and it is grown in several districts across the prefecture including Miyazaki City, Nichinan City, and Aya Town. Its distinctive appeal is a vivid yellow rind and a unique flavor in which even the thick white inner pith (albedo) is sweet enough to eat. Heibeizu (hebesu) is an acidic citrus mainly produced in Hyuga City, characterized by a crisp acidity and aroma. Its juice is squeezed over grilled fish, sashimi, grilled meat, and more. The "Other regional specialty varieties" section at the end of this article introduces the 3 heirloom fruits.

Other regional specialty varieties (3 heirloom fruits)

ItemCategoryGrowing regionFeatures
Ningbo kumquatKumquat (citrus)Miyazaki City (the former Takaoka Town and others — Japan's top producer), Kushima City, and othersEdible skin and all, richly sweet. Distributed under the prefectural brand "Kanjuku Kinkan Tamatama." Greenhouse November–January, open-field December–March, fully ripe January–March
HyuganatsuCitrusMiyazaki City (originating as a chance seedling discovered at a private home in the former Akae area during the Bunsei era — per Miyazaki City official sources), Nichinan City, Aya Town, and several other districts in the prefectureVivid yellow. Distinctive flavor in which the inner side of the thick rind (albedo) is sweet. Greenhouse December–March, open-field March–May
Heibeizu (hebesu)Acidic citrusHyuga CityJuice squeezed over grilled fish and sashimi. Greenhouse June–October, open-field August–October

Summary

Miyazaki's heirloom vegetables comprise 12 items handed down across the prefecture — in Miyazaki City, Nishimera, Shiiba, Kobayashi, Saito, Misato, Nobeoka, Hyuga, Kushima, Aya, and elsewhere — plus 3 heirloom fruits (Ningbo kumquat, Hyuganatsu, and hebesu), for 15 items in all. From Itomaki daikon, Sadowara eggplant, Heike daikon, and Hyuga kurokawa pumpkin to Miyazaki white eggplant and takenoko-imo, each region from the mountains to the coast preserves its own distinctive strengths.

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    Author of this article

    小島 怜's avatar Rei Kojima Agriture CEO

    CEO of Agriture Inc. Runs a contract processing and OEM business centered on dried vegetables and dried fruit. In partnership with farmers within Kyoto Prefecture, he pursues “sustainable food distribution” through the use of non-standard vegetables and support for sixth-industrialization. Drawing on extensive hands-on experience at manufacturing sites, he provides support that walks alongside every business considering OEM—from product planning and prototyping to small-lot handling, packaging design, and sales-channel development.

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