The Yasai Yakuzen online course
Learn vegetable yakuzen
and build a skill that works in the world.
Yasai Yakuzen
Online courses
If you want a skill in food you can use at work, vegetable yakuzen is the one.
If you want a skill you can use at work right now, vegetable yakuzen is worth considering. With preventive care drawing attention, more companies need yakuzen knowledge. With vegetable yakuzen skills you can use it in your own work, of course, and also teach yakuzen, put it into menu and product development, and widen what work is open to you.
Recipe
development and supervision
Cookery classes
Product development
Staff canteens and facilities
The Yasai Yakuzen course: 3 things that mark it out
POINT 1
Learn anywhere, any time
Entirely online
It is an online course you learn from video, so there is no attendance. Study on your phone or computer, when and where you like.
However busy you are, you can build a solid knowledge of Yasai Yakuzen using days off and gaps in the day.


POINT 2
Clear lessons you can rewatch as often as you like
Once you buy a lesson video, you can watch it as often as you like. Go over anything you did not follow as many times as you need until it sticks. Beginners can study with confidence.

POINT 3
Support for turning yakuzen skills into work
This course does not end with learning; it covers how to turn vegetable yakuzen skills into work. We support a range of aims, from using it in the job you have to setting up on your own.

What you learn on Yasai Yakuzen

Yakuzen basics
The lessons cover the general basics of yakuzen too, so you can take the course knowing nothing about it.
Example lessons
- What ingredients does yakuzen use?
- The balance of qi, blood and fluids

How vegetable yakuzen thinks
Building on what you know of yakuzen, we cover how to apply it to vegetables and how to bring it into daily life.
Example lessons
- How ingredients are sorted
- Yakuzen through the seasons

What each vegetable does
Building on what you know of yakuzen, we cover how vegetables are sorted and what each one does.
Who it suits
- Learn what each vegetable does
- What aromatic vegetables do
The course has 60 lessons in all, each from three minutes, so you can study in the gaps in your day.
Course fees
No joining fee, 39,800 yen
| The Yasai Yakuzen course | Other course A | Other course B | |
|---|---|---|---|
| Fee | 39,800 yen (tax included) | About 150,000 yen plus a joining fee | From 42,000 yen |
| Format | Watch for ever, as often as you like Online video lessons | In person | Online Live streaming only |
| What it uses | No special ingredients needed. Vegetables are enough. | Yakuzen ingredients only | Special ingredients required |
| Support for putting it to work | Includes lessons on putting it to work A yakuzen qualification available | None | None |
Your teacher

Asako Yamakawa
Asako Yamakawa
Head of Yasai Yakuzen / Representative of YAKUZEN TOKYO Inc.
Chui Yakuzenshi (Chinese medicine yakuzen practitioner) / Katei Yakuzen Advisor (home yakuzen advisor)
Out of a wish to let the many people working in the world know about yakuzen, she founded YAKUZEN TOKYO Inc. and, from September 2022, began selling online a personal yakuzen kit built on a constitution check, matched to constitution and to how you feel. She went on to run health seminars for companies, supervise menus and develop products, working to spread yakuzen and improve health.
FAQ
- What is vegetable yakuzen?
-
It is a way of eating that settles the body using everyday ingredients from the supermarket. It applies general yakuzen knowledge in a practical form.
- Do I need to know about yakuzen?
-
The lessons explain general yakuzen knowledge, so you can take the course knowing nothing about it.
- What do I get out of taking the lessons?
-
You can put what vegetables do to work when you cook in everyday life. If you work in food, you can also use the knowledge in recipe and product development.
- Is the course a one-off purchase?
-
Once you buy it, you can view the course indefinitely, barring something such as the service closing.
Free trial
You can watch part of an actual lesson free. Do get a feel for it.
Apply for the course here
To pay by credit card or at a convenience store, please buy from the link below. You will be taken to the checkout of the online shop of OYAOYA, the dried vegetable brand we run.
Payment methods: credit card, convenience store payment, PayPal
Once payment is confirmed, we email you access to the course within one business day, from yasai.yakuzen@gmail.com. If the email does not arrive, please check your spam folder.
To pay by bank transfer
To pay by bank transfer, please apply through this form. We will email you back with how to pay.
