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- EARTH FOODS
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25 FOODS
NUMBER
17-01
TITLE
25 FOODS

In Japan, a country surrounded by the sea,water carries abundant nutrients from the mountains, nourishing the ocean and fostering a food philosophy that connects plant-based,fermented foods with health.We have selected 25 dishes that are traditional yet filled with clues for a sustainable future.
VISION: EARTH FOODS 25, a list of 25 ingredients/foods, and food-related knowledge and technologies from Japan to improve the future of food worldwide.
EARTH FOODS 25 is a list of 25 selected ingredients, foods, and food-related knowledge and technology developed in Japan. Its purpose is to share Japanese foods and convey ideas to improve the future of food worldwide.
Japan’s food culture is the accumulation of practices to co-exist in harmony with the Earth, food-related knowledge, and technology. As a leading maritime nation (Japan ranks 6th in countries with the longest coastline), Japan has a long history of sea vegetable and fermentation culture and abundant knowledge and technology in these areas. The Japanese people also have a view of nature related to food that connects vegetables, fermentation, and health. EARTH FOODS 25 aims to contribute to the advancement of food culture and solutions to environmental problems by redefining the value and essence of food in Japan and sharing this with the world.
EARTH FOODS 25
1.Kome-ko (Rice Flour) 2.Mochi (Japanese Rice Cake) 3.Tōnyu (Soy Milk) 4.Kōya-Dofu (Freeze-Dried Tofu) 5.Anko (Red Bean Paste) 6.Daikon (Radish) 7.Wasabi 8.Sansho (Japanese Pepper) 9.Kanpyō (Dried Gourd Strips) 10.Konnyaku (Konjac) 11.Matcha 12. Kōsan Kankitsu (Japanese Citrus Fruits) 13.Umeboshi (Salted, Sour Japanese Plums) 14.Shiitake / Dried Shiitake 15.Kombu (Dried Kelp) 16.Wakame (Seaweed) 17.Nori (Dried Seaweed Sheets) 18.Kanten (Agar) 19.Fugu (Pufferfish) 20.Surimi (Fish Paste) 21.Katsuobushi (Dried Bonito Flakes) 22.Kōji (Kōji Mold) / Tane kōji (seed koji) 23.Nihonshu (Sake) / Hon-mirin (Sweet Cooking Sake) 24.Shōyu (Soy Sauce) / Miso 25.Yasai no Tsukemono (Pickled Vegetables)
1.Kome-ko (Rice Flour)

Rice powder that unlocks the endless potential of rice
Rice, the
staple food of Japan, is made into a powdered form that contains a high amount of
carbohydrates, which serve as a source of energy. Rice flour made from glutinous
rice and from uruchi rice (used for cooked rice) has long been used in traditional
Japanese sweets and rice crackers. In recent years, it has gained attention as a
substitute for wheat flour and as a gluten-free ingredient, with a variety of uses
and ways to enjoy it expanding.
2.Mochi (Japanese Rice Cake)

Convenient and highly digestible energy-sustaining food
Made by
steaming glutinous rice and pounding it with a mortar and pestle until it becomes
sticky, this preserved food is rich in carbohydrates and easily digestible, making
it a convenient source of energy. It plays an essential part in celebratory
occasions like festivals and is enjoyed in various ways on a daily basis. When
grilled or boiled, it has a soft and stretchy texture, while frying it gives a crisp
and crunchy texture.
3.Tōnyu (Soy Milk)

Plant-based milk born from soybeans
Plant-based milk made from
soybeans. Compared to cow’s milk, it is lower in calories and contains soy-based
proteins as well as a rich array of nutrients such as isoflavones, saponins,
lecithin, vitamins, and minerals. By applying heat, yuba (tofu skin) is formed, and
by adding nigari (magnesium chloride), tofu is made. It is widely used in various
dishes and sweets.
4.Kōya-Dofu (Freeze-Dried Tofu)

Light and Long-lasting Freeze-dried tofu
Also
known as ‘frozen tofu,’ this preserved food is made by freezing tofu, followed by
low-temperature aging and drying. It is very light and can be stored at room
temperature for a long time. Freezing allows it to soak in flavors more easily, and
drying enables it to absorb water and expand, providing a feeling of fullness. Due
to its use as a plant-based meat substitute in Buddhist vegetarian cuisine (shōjin
ryōri), it is now receiving renewed attention.
5.Anko (Red Bean Paste)

From Japanese sweets to the world, the promising red bean paste
A
paste made by simmering and mashing ingredients like Azuki red beans. Azuki beans
are rich in carbohydrates, proteins, minerals, and polyphenols. They are primarily
used in Japanese sweets (wagashi) and are enjoyed during seasonal events as well as
on a daily basis. As a fat-free ingredient, they are also being used in
Western-style dishes and sweets, expanding their potential applications.
6.Daikon (Radish)

A large root vegetable where nothing goes to waste
A vegetable
that has been cherished in Japan for centuries, with various local radishes found
throughout the country, each unique in spiciness, shape, and size. Every part of the
radish is used—roots, skin, leaves, and stems—leaving no waste. It can be enjoyed
year-round, with diverse preparation methods including raw, grated, boiled, roasted,
and steamed. Additionally, by drying (cut-dried radish) or fermenting (takuan
pickles), it becomes a food with high preservation properties.
7.Wasabi

A top condiment that delivers a spicy punch along with functional
benefits
This Japanese native plant is used as a unique spice, known
for its sharp, pungent heat that tingles the nose. It helps mask the raw odor of
ingredients and inhibits bacterial growth, making it a staple condiment for sushi
and sashimi. It is also believed to have various health and beauty benefits. In
recent years, wasabi cultivation has increased overseas, and new uses for it are
emerging beyond Japanese cuisine.
8.Sansho (Japanese Pepper)

A Japanese herb with a rich aroma and a refreshing tingling
sensation
A plant from the citrus family, known for its
rich aroma, spiciness, and numbing sensation. In spring, the sansho flowers and
young leaves are enjoyed, followed by the fruits in early summer. During the summer,
dried sansho is harvested and processed into powdered sansho. It has properties that
help reduce salt intake and warm the body from within. In recent years, it has
gained increasing popularity overseas as a ‘Japanese herb & spice’ or ‘Japanese
pepper’.
9.Kanpyō (Dried Gourd Strips)

A stringy dried food with an interesting texture
Thinly sliced
and dried flesh of the yuugao (bottle gourd). It is rich in calcium, potassium,
phosphorus, and iron, and particularly high in dietary fiber. Primarily used as a
filling in rolled sushi, its neutral flavor makes it versatile, suitable for
Japanese, Western, and Chinese dishes alike, and can also be used as an ingredient
or in broths. Its unique texture is widely appreciated, making it easy to
incorporate into vegan cuisine.
10.Konnyaku (Konjac)

A satisfying, jiggly food made from yams
A food
made from konjac root, known for its unique, gelatinous texture. It is composed of
97% water and contains glucomannan, a type of dietary fiber, as well as a high
amount of calcium. Low in calories and carbohydrates, it effectively promotes a
feeling of fullness. In addition to its traditional use in dishes like oden and
sukiyaki as konjac noodles and shirataki, it is gaining popularity as a gluten-free
noodle alternative.
11.Matcha

Take in the all the nutritional benefits of green tea in powdered
form
A powdered form of tea leaves that have been shielded from
sunlight and harvested, then dried without being rubbed. Because the tea leaves
themselves are mixed with hot water for consumption, the levels of catechins,
theanine, and caffeine are much higher compared to regular green tea. Not only is it
rich in nutrients, but it also holds cultural and spiritual significance, being
closely tied to Zen and the tea ceremony culture, which has led to its growing use
overseas.
12.Kōsan Kankitsu (Japanese Citrus Fruits)

A versatile companion fruit where juice and peel play their
part
In Japan, there are many varieties of ‘fragrant citrus fruits’
that are enjoyed not for their flesh, but for their tangy juice and aromatic peel,
which play a key role in enhancing dishes. In addition to yuzu, which is already
popular overseas, other examples include daidai, kabosu, and sudachi. For centuries,
these fruits have been used to prevent food poisoning from easily spoiled animal
proteins and to enhance food preservation.
13.Umeboshi (Salted, Sour Japanese Plums)

A sour preserved food made with only plums and salt
A type of
pickle characterized by its tangy flavor, umeboshi is an essential part of Japanese
cuisine, made simply by pickling ume plums with salt. It has long been considered
effective in preventing food poisoning, and the citric acid it contains is known to
aid in fatigue recovery, while its sourness also stimulates appetite. It has
excellent preservation properties and high antioxidant effects. While its sourness
has traditionally been avoided overseas, it has gained increasing attention recently
due to the global rise of Japanese cuisine and growing health-conscious trends.
14.Shiitake / Dried Shiitake

A multi-purpose ingredient that unlocks deeper umami when
dried
This iconic Japanese mushroom grows on dead trees from the
beech family. It is low in calories and rich in dietary fiber and vitamin D,
offering versatile cooking methods such as grilling, boiling, and frying. Drying the
mushroom enhances its content of umami components like guanylic acid, making it an
excellent base for broths. Additionally, when combined with other umami compounds
like glutamic acid, it acts as an ‘umami booster’ to elevate the overall flavor.
15.Kombu (Dried Kelp)

Seaweed of good fortune—Packed with umami and
nutrients
There are various types of kombu, such as
Makombu, Rausu kombu, and Rishiri kombu, with other processed products like salted
kombu, Oboro kombu, Tororo kombu, and Tsukudani. It is rich in dietary fiber and
minerals, and because it contains high levels of glutamic acid, an umami component,
it is used as a base for broths. Due to its phonetic similarity to the word
“yorokobu” (喜ぶ, meaning “to rejoice”), it is considered an auspicious item. More
than 90% of konbu harvested in Japan comes from Hokkaido, with Osaka playing a
significant role in its development.
16.Wakame (Seaweed)

Your go-to, all-around hero of sea vegetables
A type of brown
seaweed where most parts of the plant are edible, with each part—including the leaf
blade, stem, and spore leaves—offering unique textures and flavors. Packed with
minerals and dietary fiber, it is highly nutritious and can be preserved through
salting or drying. Its applications range from soups, salads, and marinated dishes
to pickled, stewed, stir-fried dishes, and even in broths. Freshly harvested wakame
appears brown at first but transforms into a vibrant green when blanched.
17.Nori (Dried Seaweed Sheets)

Dried seaweed for wrapping, stuffing, and sprinkling
This dried
food product is primarily processed from red algae. It is especially rich in
protein, making up about 40% of its content, and contains the three major umami
components: glutamic acid, inosinate, and guanylate. While it is commonly eaten with
rice dishes such as onigiri (rice balls) and sushi, it is also used in a variety of
dishes like soups, salads, and pasta.
18.Kanten (Agar)

Seaweed-derived, calorie-free ingredient that excels in
presentation
The simmered extract of seaweeds like Tengusa is cooled
and solidified into delicate Tokoroten, which is then frozen and dried. When
chilled, it becomes a firm substance, serving as a base ingredients for jelly,
yokan, and pudding. Its zero-calorie, fiber-rich nature also makes it a sought-after
ingredient in low-calorie diet foods and its thickening properties for
easy-to-consume meals for the elderly. Additionally, in modern times, its
texture-enhancing properties are utilized in plant-based meats, helping to replicate
the sensation of meat and its juices.
19.Fugu (Pufferfish)

A luxury fish in Japan, yet an unexplored treasure around the
world
In Japan, it is cherished as a delicious,
high-end fish. There are many ways to enjoy it, including thinly sliced sashimi, hot
pot dishes, grilled preparations, deep-fried dishes, and even served with sake
(hire-zake). Because it contains toxins, special certification is required to
prepare and remove the poisonous parts during cooking. While it is known
internationally as a toxic fish and remains largely underutilized, it is easy to
farm and found around the world, leading to expectations for the international
spread of fugu cuisine.
20.Surimi (Fish Paste)

A versatile creator of processed fish
Fish
paste, made by grinding fish meat, can be processed into different foods depending
on the cooking method: steaming creates kamaboko, boiling makes hanpen, grilling
results in chikuwa, and deep-frying produces satsuma-age. The primary ingredient is
usually Alaska pollock, but other underutilized fish or surplus stock are also used.
Notably, kani-kama (imitation crab) has gained worldwide popularity as a delicious
food that transcends mere imitation.
21.Katsuobushi (Dried Bonito Flakes)

Firm and fluffy, preserved fish in concentrated
form
A preparation of bonito in which the meat is
boiled to coagulate the proteins, then smoked and dried to reduce moisture. Highly
preservable and extremely hard, it is shaved with a special grater before
consumption. Rich in inosinate, a key umami component, it is essential in Japanese
cuisine—commonly used to make dashi (broth) or as a topping to enhance flavor and
depth in various dishes.
22.Kōji (Kōji Mold) / Tane kōji (seed koji)

The pioneer of Japan’s celebrated fermentation food
culture
Born from Japan’s warm and humid climate,
kōji-kin—a mold designated as Japan’s ‘national fungus’—plays a crucial role in
fermentation. When kōji-kin is inoculated onto steamed rice, barley, or soybeans, it
produces kōji, with rice kōji being the most widely used. Nearly all traditional
Japanese fermented foods, including sake, miso, soy sauce, mirin, and vinegar, rely
on kōji. In recent years, its use has expanded globally, making its way into various
international cuisines.
23.Nihonshu (Sake) / Hon-mirin (Sweet Cooking Sake)

Delicious with every sip, a rice-based fermented seasoning that elevates
every meal
Sake, traditionally used in religious ceremonies, is a
brewed alcoholic beverage made by fermenting rice, rice kōji, and water. When used
as a seasoning, it removes unwanted odors from ingredients while enhancing flavor
and umami.
Hon-mirin is a seasoning made by saccharifying and aging glutinous
rice, rice kōji, and shōchū. In addition to adding sweetness, it gives food a glossy
sheen and an appealing luster.
24.Shōyu (Soy Sauce) / Miso

A fermented soy-based seasoning, essential in Japanese cuisine
A
traditional Japanese fermented seasoning made from key ingredients such as soybeans
and salt, fermented and aged with kōji, yeast, and lactic acid bacteria. Rich in
amino acids from soybeans, particularly glutamic acid—a key umami component—it helps
eliminate fishy odors. In recent years, it has become available in various forms
such as powders, sheets, and mousse, with its use expanding internationally.
25.Yasai no Tsukemono (Pickled Vegetables)

A vegetable side dish that packs a rich concentration of nutrients and
taste
Pickled vegetables that are pickled in salt to enhance shelf
life. This method developed as a way to store vegetables harvested in autumn,
helping people get through the winter. By pickling in soy sauce, miso, vinegar,
kōji, rice bran, or sake lees, the taste and flavor are enhanced, and fermentation
encourages the growth of lactic acid bacteria, adding umami. In recent years,
low-sodium versions and lightly pickled varieties, perfect as side dishes, have
gained popularity.
– The 10 EARTH FOODS selection criteria:
Nutritious: Contains high amounts of nutrients needed for health
Environmental: Has a
positive impact on the global environment
Sustainable: Can be supplied stably and make
effective use of untapped ingredients
Diverse: Anyone can eat it and it can be used in a
wide range of dishes
Ethical: Is human- and animal-friendly, both mentally and physically
(e.g. animal welfare, fair trade)
Economical: Is relatively easily available and
inexpensive
Palatable: Tastes great and makes dishes delicious
Cultural: Rooted in
Japanese history, tradition, and food culture
Versatile: Can be eaten in many ways and it
is easy to use and arrange
Emotional: Enriches the heart and mind
– Earth Foods Review Committee Members
KOIZUMI Takeo(Agronomist /Tokyo University of Agriculture Professor Emeritus and Doctor of
Agriculture)
MURATA Yoshihiro(Owner Chef of The Restaurant “Kikunoi”)
KADOKAMI
Takeshi(Food Columnist / Editorial advisor of “Amakara Techo”)
TSUJI Yoshiki(President at
Tsuji Culinary Institute)
HOKAMURA Hitoshi(Founder of Food Tech Studio -Bites! /Food Tech
Evangelist)
NOMURA Yuri(Chef / President of “eatrip”)
ISHIKAWA Shin-ichi(Professor /
School of Food, Agriculture and Environmental Sciences, Miyagi University)
OHYA
Yoko(Founder of Food and Life Lab/ Food Business Producer)