Try using [Vertical chat mode] if you want to have conversations with your friends while playing in ZEPETO World.
▼ To use it, tap the 'phone-shaped' rotate button on which is located on the bottom-left corner. Then, you can use the vertical chat mode while viewing the screen in World.
▼In order to use a World in a horizontal chat mode, it is the same method as above: Tap the 'phone-shaped' rotate button!
Now, go and enjoy your experiences in World by using vertical & horizontal chat modes!