How to redeem your Code on Crunchy Roll
1. Create/login (https://sso.crunchyroll.com/login) to your Crunchyroll account
2. Click on your profile icon and choose “gift card”
3. Apply the code and follow the prompts to activate.
Any further additional assistance can be acquired by contacting CrunchyRoll support at the following link : https://help.crunchyroll.com/hc/en-us/articles/31428439836564-Contact-Crunchyroll-Support