"While packing for a move, elementary school student Ryuhei finds his father's old school notebook detailing a search for a treasure in Toky...

The civilians of the Crayon Kingdom have always view their Princess Silver as a twelve-year old girl with a beautiful smile. However, unknow...

Based on Ekaterina Kurae's chapter 16 from the manga, and episode 10.5 of the anime.

A picture drama special bundled with the BD/DVD release of the main film. It focuses on the relationship between Sena and Midori.