The game was localized as Kirby: Power Paintbrush in Europe.

Paint Roller has a rare chance of drawing a Triforce and a power drink from The Legend Of Zelda, a GameCube, the logo of the Super Smash Bros. series, and a bow tie with a single strand of hair, which could be a reference to the Earthbound series.

The first letter of each world, taken in order, spells out the word "rainbow". In addition, the names of each world refer to the colors in a rainbow, in order:

• Reddy Land (Red)
• Arange Gorge (Orange)
• Iello Adventure (Yellow)
• Neo Greo (Green)
• Bloo Hills (Blue)
• Omarine Zone (Marine, a type of Indigo)
• Wonder Lilane (Lilac, a type of Purple)