decoden
The practice of decorating cellphone cases, handheld game consoles, mirrors and other household objects with many different materials. This tag also includes nail art that uses an excessive amount of additional decorations, such as Danbooru post #7865677.
Typically this involves the use of stickers, rhinestones, charms, small cabochons and resin pieces, bows, and more. It is also common to see a "whipped cream" effect.
It is a common activity associated with various Japanese street fashion styles such as decora, yume kawaii and gyaru.