"This is a customize skin that can be used in Suika Game Planet.
You can change it from “Customize” or “Name Tag” on My Page.

■ Poppy: 2 types
・Solar System (UFO)
・Solar System (MOON)
■ Planets: 8 types
・Mercury
・Venus
・Earth
・Mars
・Jupiter
・Saturn
・Uranus
・Neptune
■ Fruit: 1 type
The appearance of Watermelon, Peach, and Pear will change.
■ Background: 1 type
■ Decorations: 18 types

■ Icon: 2 types
■ Frame: 2 types
■ Plate: 4 types"

More details on the official game page of Solar System ...