As the latest work of the "Complete Selection Modification" series, "CSM Den-O Belt Movie Edition" that can transform into the four riders appearing in the movie of "Kamen Rider Den-O" released from 2007 to 2008 will be released. By attaching the attached cover parts to the buckle part of the main body, you can change the transformation belt into different form of each Kamen Riders. By holding the attached Rider Pass or Master Pass over the buckle part, the transformation sound to a unique rider will be activated according to the type of cover parts. The main body contains character voices of Sieg, Gaoh, and Ghost Imagin. You can play the lines by pressing the button on the main body. If you turn on "Voice Mode", the lines will sound immediately after transformation or when the Special Move is activated. When you press the BGM button, the impressive BGM in the TV show will be played. In addition, a “Standby Mode” automatically plays the BGM when transformed.