Take-copter, Bamboo Copter, Dragonfly Helicopter or The Hopter, is the most frequently used gadget in the Doraemon series. It is used to enable flight by attaching it to the user's body (head, waist, bottom...). It has also been attached to objects to enable their flight.
See also
Bamboo-copter - an actual plaything which this gadget is based on.
