You can check Coupon by following steps:
(1) Go to My page, scroll down the page and click the orange button [Coupon Information] to check date of use, expiry date and more information.

(2) Please login at tenso.com and click here to check Coupon Information.

※Expired coupon cannot be released again.
※If your order meets conditions of the campaign, the coupon will be issued to you tenso account automatically on the issue date. Meanwhile, notification email will also be sent to your registered email address.