Cinnamoroll is one of the most popular Sanrio characters out there, as he frequently places at the top of ranked polls. Of course, this means you'll be able to find him in Hello Kitty Island Adventure too.

Becoming friends with your favorite Sanrio characters involves learning their likes and giving them their favorite gifts, all listed here.

While each Island resident has preferred gifts, you’ll be glad to know there are no unacceptable gifts. So, you can’t decrease your friendship hearts by gifting an item that doesn’t have hearts. There are three levels of ideal gifts: Three heart, two heart, and one heart. You’ll want to focus on the three heart gifts to maximize your efforts.