With the design of the lettering machine developed by Koga Robotics, Wookiehong created the design, prototype design, and exterior components.
Drawing text and pictures on cakes is the core technology, and the driving part of a 3D printer was used to create a cheaper product compared to a few expensive products.
Pohang University of Science and Technology conducted program and hardware work, and Woo Ki-Hong collaborated with Pohang University of Science and Technology and Koga Robotics to successfully produce an initial prototype.

Wookiehong selected and produced each part, and carried out ordering, producing a demo in a short time.
It is currently being prepared for mass production and will be used in various bakeries and cafes.