About Sea mail available for overseas delivery

Our product KOUKA, a supplement patented as composition of matter to ameliorate cognitive dysfunctions, has been enormously well-received by many users around the world.

However, overseas delivery has been difficult due to COVID-19.

Please be advised that all the overseas deliveries are conducted via sea mail until the pandemic goes down.

Sea mail covers many countries, although it takes longer (approximately 2-3 months).

The total cost for a package will be 41,000JPY including the product’s price of 39,000JPY and uniform sea mail charge of 2,000JPY.

Sea mail available for overseas delivery

To place an order, please let us know your details as below via the inquiry form for overseas customers.


All fields are required

Name (*Mandatory)

Email address (*Mandatory)

Address (*Mandatory)

Phone number (*Mandatory)

Number of order (a package weighs about 600g) (*Mandatory):

Recipient’s age, current status and other details that should be informed (*Mandatory):

Remarks column(Optional)


We will charge the total amount including the product’s price (39,000JPY) and EMS charge (3,000JPY) via PayPal.

The item will be dispatched upon confirmation of the payment.

Please note that customers need to check on the custom duty for your country before ordering.

Don’t forget to make sure if you can receive the item in your area, as some countries prohibit the import of supplements.

Thank you very much for your understanding and support to our activities.

We greatly appreciate medical professionals in the world for their dedicated work against the treats of COVID19.

Our association aims to bring more smiles in families, by supporting cognitive function’s recovery.

For the recovery, normalizing microcirculation is highly efficacious.

We found dosing proper amount of reishi, a gift of nature, is essential for better microcirculation.

KOUKA is a processed food product of Ganoderma Lucidum (reishi), patented in Japan as a composition of matter to ameliorate cognitive dysfunctions.

Almost 100% of KOUKA users who took it for 3 months experienced alleviation of cognitive dysfunctions and life style diseases.

MAIL : info@dis-shop.info / WEB : https://dis-shop.info/

Dementia Improved Support Association of Japan

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