Funimation service was supposed to launch in December, but today, November 19th, the company decided to bring it forward. According to the website, you can now watch anime for free in the catalog.
The service has released free anime through this link . Users can create a new account and take advantage of the free trial days. To subscribe, you'll need a credit card (which can be domestic) or a PayPal account, but you can simply skip this step.
Finally, Funimation's national catalog includes My Hero Academia, Demon Slayer, Attack on Titan, Fire Force, Sword Art Online, Fruits Basket, Fairy Tail, Tokyo Ghoul:re, Assassination Classroom, among others.