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​Display based on the Specified Commercial Transactions Law

​Operation manager
​contact address
​Necessary charges other than the product price *​
​Defective product
​Sales quantity *
​Delivery time *
​Payment method *
​Payment deadline *
​Return shipping
​Mail order manager Yasuhiko Okamoto
​1st floor of Adachi Building, 5-35 Kagurazaka, Shinjuku-ku, Tokyo 162-0825
​Customer Support Desk Phone: 03-6280-7660 (excluding Saturdays, Sundays, national holidays, and year-end and New Year holidays) 9:00 to 17:00
​ Email:        

·about shipping cost

When the total purchase amount per order is 3,000 yen (tax included) or more

Product price only

When the total purchase amount per order is less than 3,000 yen (tax included)

Product price + nationwide uniform shipping fee 500 yen (tax included)

・ About digital contents

The communication fee for viewing digital contents, etc. will be borne by the customer separately.

・ After returning the product by cash on delivery, exchange it for a non-defective product or refund the price if you wish.

・ Dealing with problems with digital content

If you have any problems such as not being able to view the content, please contact the customer support desk.

Please match..

​Information for each inquiry
・ Digital content products
After completing the procedure for new member registration, you can view each content on your terminal by purchasing a sales plan. If you purchased it by a method other than downloading, you may need to access it online again.​
​・ Payment by credit card
·credit card
Withdrawal date of each card
​We will bear the return of defective products, and only the return due to customer's convenience will be borne by the customer.​
​(*) Please note that we may inform you separately for each product.
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