The iyokan (伊予柑 - ''Citrus × iyo''), also known as ''anadomikan'' (穴門みかん) and ''Gokaku no Iyokan'', is a
Japanese citrus
A number of citrus fruits are grown in or strongly associated with Japan. Many of these fruits are of Chinese origin, but have been modified or specially bred for cultivation in Japan.
Japanese taxonomy
Japan usually follows the botanical names ...
fruit
In botany, a fruit is the seed-bearing structure in flowering plants that is formed from the ovary after flowering.
Fruits are the means by which flowering plants (also known as angiosperms) disseminate their seeds. Edible fruits in particu ...
, similar in appearance to a
mandarin orange
The mandarin orange (''Citrus reticulata''), also known as the mandarin or mandarine, is a small citrus tree fruit. Treated as a distinct species of orange, it is usually eaten plain or in fruit salads. Tangerines are a group of orange-coloured ...
, arising from a cross between the
Dancy tangerine
The Dancy tangerine (''zipper-skin'' tangerine, ''kid-glove orange'') is one of the oldest and formerly most popular American citrus varieties, but is now rarely sold."Market Watch: The wild and elusive Dancy". David Karp, LA Times. http://www.la ...
and another mandarin variety, the kaikoukan.
It is the second most widely produced
citrus
''Citrus'' is a genus of flowering plant, flowering trees and shrubs in the rue family, Rutaceae. Plants in the genus produce citrus fruits, including important crops such as Orange (fruit), oranges, Lemon, lemons, grapefruits, pomelos, and lim ...
fruit in
Japan
Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...
after the
satsuma mandarin.
Iyokan was discovered in
Yamaguchi Prefecture
is a Prefectures of Japan, prefecture of Japan located in the Chūgoku region of Honshu. Yamaguchi Prefecture has a population of 1,377,631 (1 February 2018) and has a geographic area of 6,112 Square kilometre, km2 (2,359 Square mile, sq mi). Y ...
during the
Meiji era
The is an era of Japanese history that extended from October 23, 1868 to July 30, 1912.
The Meiji era was the first half of the Empire of Japan, when the Japanese people moved from being an isolated feudal society at risk of colonization b ...
. Nowadays it mostly grows in
Ehime Prefecture
is a prefecture of Japan located on the island of Shikoku. Ehime Prefecture has a population of 1,342,011 (1 June 2019) and has a geographic area of 5,676 km2 (2,191 sq mi). Ehime Prefecture borders Kagawa Prefecture to the northeast, Toku ...
. Iyokan are named after Ehime Prefecture which was once called "Iyo-no-kuni" (literal meaning: Iyo Country).
Description
The peel is thicker than that of a
mikan
''Citrus unshiu'' is a semi-seedless and easy-peeling citrus species, also known as miyagawa mandarin, unshu mikan, cold hardy mandarin, satsuma mandarin, satsuma orange, naartjie, and tangerine. ''Citrus unshiu'' was named after Unshu (Wenzho ...
, but it can be peeled by hand. The skin is very shiny and brightly colored and, once peeled, the flesh gives off a very strong
scent
An odor (American English) or odour (Commonwealth English; see spelling differences) is caused by one or more volatilized chemical compounds that are generally found in low concentrations that humans and animals can perceive via their sense ...
.
The flesh is slightly
sour
The gustatory system or sense of taste is the sensory system that is partially responsible for the perception of taste (flavor). Taste is the perception produced or stimulated when a substance in the mouth reacts chemically with taste receptor ...
and more
bitter
Bitter may refer to:
Common uses
* Resentment, negative emotion or attitude, similar to being jaded, cynical or otherwise negatively affected by experience
* Bitter (taste), one of the five basic tastes
Books
* '' Bitter (novel)'', a 2022 nove ...
than an
orange
Orange most often refers to:
*Orange (fruit), the fruit of the tree species '' Citrus'' × ''sinensis''
** Orange blossom, its fragrant flower
*Orange (colour), from the color of an orange, occurs between red and yellow in the visible spectrum
* ...
, but sweeter than a
grapefruit
The grapefruit (''Citrus'' × ''paradisi'') is a subtropical citrus tree known for its relatively large, sour to semi-sweet, somewhat bitter fruit. The interior flesh is segmented and varies in color from pale yellow to dark pink.
Grapefruit is ...
.
There is a variation grown into a
pentagon
In geometry, a pentagon (from the Greek πέντε ''pente'' meaning ''five'' and γωνία ''gonia'' meaning ''angle'') is any five-sided polygon or 5-gon. The sum of the internal angles in a simple pentagon is 540°.
A pentagon may be simpl ...
shape to promote good
luck
Luck is the phenomenon and belief that defines the experience of improbable events, especially improbably positive or negative ones. The naturalistic interpretation is that positive and negative events may happen at any time, both due to rand ...
and to revive the popularity of the fruit, also giving it another nickname, ''Gokaku no Iyokan'', which translates into "Pentagonal Iyokan" It is sometimes placed into
fish
Fish are aquatic, craniate, gill-bearing animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish as well as various extinct related groups. Approximately 95% of li ...
feed to mask the fishy flavor.
In Japan, the citrus can be seen during springtime as a seasonal KitKat flavor with messages of "good luck" to students studying for exams on each packet. The name "iyokan" is also a near-homophone for "good feeling" in Japanese, and is used as such in its marketing.
See also
*
Amanatsu
or is a yellowish orange citrus hybrid fruit, a group of cultivars of ''Citrus natsudaidai'', which were discovered in 1740 in the Yamaguchi prefecture of Japan.
Names
''Amanatsu'' means "sweet summer" in Japanese. In Japan, the fruit is kn ...
*
Jabara (citrus)
Jabara ( :ja:ジャバラ) or ''Citrus jabara'' ( Tanaka) refers to a plant and fruit that is among the Japanese citrus.
Jabara is a fruit similar to the yuzu, deriving from a cross of the yuzu with a pomelo-hybridized mandarin (''Citrus nobilis' ...
*
Tangor
The tangor (''C. reticulata'' × ''C. sinensis'') is a citrus fruit hybrid of the mandarin orange (''Citrus reticulata'') and the sweet orange (''Citrus sinensis''). The name "tangor" is a formation from the "tang" of tangerine and the "or" of " ...
*
Yuukou
*
Yuzu
Yuzu (''Citrus junos'', from Japanese or ) is a citrus fruit and plant in the family Rutaceae of East Asian origin. Yuzu has been cultivated mainly in East Asia, though recently also in New Zealand, Australia, Spain, Italy, and France.
I ...
References
External links
Nutrition facts
{{Taxonbar, from=Q130288
Citrus hybrids
Japanese fruit