When an object is wrapped around with red facing outward and blue inward, the flow of time reverses, causing the object to become newer. When wrapped around the other way (red-inward, blue-outward), time moves forward, causing the object to become older.
- Chapter 25:Time Cloth
- The Time Cloth
- Goodbye, Doraemon...
- Magical Girl Shizu-chan
- Nobita's Dinosaur
- Nobita's Dinosaur 2006
- Nobita and the Winged Braves
- Doraemon: Nobita's Great Adventure into the Underworld
- Stand by Me Doraemon
- In Stand by Me Doraemon, this gadget appears to glow when in use.
- In the Bengali dub this gadget is called the Shomoyer Rumal, meaning 'Time Handkerchief'.
- In Nobita's Dinosaur 2006,clock designs on the gadget start to move when it is used.