• Idea of mechanism and devices have to be hand-crafted by on-site workers by them self.
• Result of the improvement have to be the role model for others with high creativity and  fun ideas.
• "Karakuri KAIZEN” have to meet 4 conditions which defined by Mr.Toyoharu TSUMURA (Professor Emeritus, Shibaura Institute of Technology).


Mechanism should be simple and easy to maintain

By using Gravity, Spring, Cam,

                 Strings, Gears, Levers and etc.

Low cost and Energy saving

Should made with low cost material with smaller power.

Get rid of 3”U” from your site

Undoable Uneconomical Unevenness

As a result

Quality, Productivity, integrity, Efficiency and Safety improvement  has to be done.