In case you enter a discount code during checkout that doesn't exist or isn't currently active, then you can see the message: “Unable to find a valid discount matching the code entered”.

Yes. Coupons for each Discount Event of Kudozon will be collected here while being updated day by day. Sometimes, there will be deals not updated promptly but it's rare, we expect sympathy from you. 

Our advice for you to use Kudozon Coupon effectively is to choose the right day.
Like thousands of other consumers, the time of promotion is when they choose to
shop at Kudozon, so take advantage of coupons released on those days to save.

All deals from Promotion Programs of Kudozon are collected here. For each certain occasion, its coupons will be on the top of the coupon list, and surely they always come with an expiry date.

At the time of updating, Kudozon has not applied Student Discount all year round yet. Check the official store and reach out to the customer support team to be clear.