Hiroyuki Oka

03-Feb-2025I am currently making 4.2-sun boxes, but since Sunday, the weather has been rainy, and the humidity has incre...

31-Jan-2025I had errands to run today and was out for most of the day, so I started working in the evening. I will do a ...

30-Jan-2025I started today with the making of the Aruki (moving panels) for the 4.2-sun 21-step puzzle box. After that, ...

29-Jan-2025Well, well, today I was finally (!) able to do the base coating for two types of puzzle boxes. The 2-sun cube...

28-Jan-2025Today, I wanted to work on the finishing processes for 2-sun cubes and 4-sun 18-step puzzle boxes. However, I...

27-Jan-2025Today, I worked on attaching the final panels (Kannuki panels) for the 2-sun cube puzzle boxes and the 4-sun ...

24-Jan-2025Well, I had a few errands to run today, so my working time was shorter than usual, but I still managed to mak...

23-Jan-2025The past few days have been unusually warm for January in Japan. According to the weather forecast, the tempe...

22-Jan-2025Today, I started with the production of the aruki panels (moving panels) for the 4-sun 18-move secret box. As...

21-Jan-2025I only had time to work in the morning today, but I focused on creating and assembling the frame for the 4-su...