Mitsukude Master
*Price is 270 AUD
This jig is for making notches in Kumiko frames using a hand saw.It can make Mitsukude joint (Three-way joint, 60° from three directions) and 90° joints.By using the optional 
72-degree saw guide, a pentagonal frame can be created.The main features of the MitsukudeMaster
The saw guide with magnetic sheet can be moved back and forth to adjust the sawblade intersection to the centre of the frame.The base on which the frame is placed moves left and right, allowing the user to repeatedly make cuts that match the thickness of the frame.
 
Please see video for more information.
https://youtu.be/3rEsGaxujYo?si=E_iSfngivb3cV1KP