Representative director, Toshihiko Katsuya
E Space Tower 12F 3-6, Maruyama-cho, Shibuya-ku Tokyo, Japan 150-0044
-Transaction and service inquiries cannot be made by telephone
-Customers are requested to use for inquiries concerning personal information protection, etc., the "Inquiry" form provided in the application. Coincheck Inc. apologize for the inconvenience.
Via the Internet
Bank transfer charges when bitcoin is purchased
Due to the nature of the service, returns are not possible.
Bank transfer, credit card settlement, convenience store settlement, net bank settlement
As stated on the page for "How to Make Yen Payments"
At the address stated above.