My works 3 sun Cube box
07-Aug-2024One of my past works, this is a 3-sun sized cube-style Japanese puzzle box. It has 14 steps to open. I haven'...
Hiroyuki Oka
My works 
My works 27 steps Natural wood
06-Aug-2024As my next new work, I have started making 4-sun 27-step Japanese puzzle boxes. Today, I prepared the necessa...
My works 4 sun Natural wood box
05-Aug-2024I am currently making limited edition natural wood boxes along with other boxes. This time, there are only th...
My works Finish coating 4
02-Aug-2024Continuing from yesterday...What is the method that craftsmen of the past used to paint Japanese puzzle boxes...
My works Greeting
Hello everyone. My name is Hiroyuki Oka. I'm a Japanese puzzle box craftsman. I was born in Odawara City, Japan, and hav...
My works Finish coating 2
Jul 31, 2024*From here, the past articles are reposted from another site (japanesepuzzlebox.jp) where I had been writing...
My works Finish coating
Jul 30, 2024Today, I am sanding several Japanese puzzle boxes with sandpaper for the finish coating (painting). These ar...
My works 2 sun cube 7 steps
Jul 29, 2024I have started making 2 sun cube 7-step puzzle boxes. This time, I'm making more than 50 of them, including ...
My works Hanko
Jul 26, 2024Currently, my puzzle boxes are stamped with this seal (Hanko). In the past, I used other designs, but for th...