My works The Fixed Panel for the 4-Step Box
The heat from last week has eased a little over the past two days. Perhaps it is because it has been raining at night fo...
Hiroyuki Oka
My works 
Japanese culture My Favorite Puzzle Box with a Drawer
It rained yesterday, and the heat of the past few days eased a little during the night. However, it has been very hot ag...
My works The Problem of Sticking Mechanisms
The weekend was supposed to bring a bit of relief from the heat, but that hasn't happened at all — the hot weather conti...
My works When to Make the Adjustment
Today was another hot day, but the sky was a little cloudy, so the temperature was lower than yesterday, although it sti...
My works Machining Delicate Parts
The hot weather continues today. When it gets this hot, I worry that the box panels may warp, so I try not to leave item...
My works The 4-Step Type After a Long Time
Yesterday, the heat seems to have gone beyond mōsho, or extreme heat, and reached what is called kokusho, meaning severe...
My works Handling Thin Wooden Panels
Today was another very hot day. Yesterday, the temperature seems to have reached around 35°C, and today was probably abo...
My works What Is Needed for Production
Today is Monday, but it is a national holiday in Japan. It is called Marine Day and is a relatively new holiday that was...
Japanese culture A Unique Process for Mame Puzzle Boxes
Today is Sunday, and Japan is currently in the middle of a three-day holiday, with tomorrow also being a holiday. Becaus...
My works Making a Different Size
It seems that the rainy season has still not officially ended in our area, but the hot weather continues today. The cust...