Notably, you can use the upgraded pizza oven to cook up the Ultimate Joke Pizza, which is Badtz-maru’s favorite gift to get. You’ll get dough for the oven from Retsuko after gifting her items (which surely you are doing everyday, right?) and you can upgrade the oven by befriending Retsuko further.

Looking for rubber in Hello Kitty Island Adventure? Rubber is one of the main resources in the game, but it’s devilishly well hidden. It’s important to learn what rubber looks like and where to farm it though, as you’ll need it for various crafting recipes and quest objectives. Without rubber, you can’t advance the storyline.

Sanrio characters aren't all peaceful and adorable, and Retsuko is a shining example of this. Sometimes known as Aggretusko, this newer Sanrio character has quite a temper, so it only makes sense that he is found on Mount Hothead in Hello Kitty Island Adventure.

The Hello Kitty Island Adventure Deluxe Edition is available on all platforms and grants hundreds of unique cosmetic and material rewards.

The three Hello Kitty Island Adventure yellow power crystals are hard to find, but don’t give up; without the yellow crystals, you can’t advance the main questline and unlock the Lilypad Lagoon region. If you’re stuck, this guide will help you use the Compass Tool and locate the yellow crystals.

Here are all of the locations of each Echo Conches and who they belong to below.

There are a lot of characters available for you to befriend in Hello Kitty Island Adventure. By leveling up your friendship enough, you will friendship be able to ask these characters to become your companions and follow you around as you explore.