My works Making four-color ichimatsu yosegi
Today is Monday, and it seems that some companies are starting work for the new year from today. However, the roads duri...
Hiroyuki Oka
My works 
Japanese culture Considering a new wallet
Today is Sunday, and it was a very cold morning. It may be the coldest morning so far this winter. The lowest temperatur...
Japanese culture Hakone Ekiden
It was sunny again from the morning today. However, now that it is January, the cold feels much stronger, and the lowest...
Japanese culture Another sales method
Today was another bright and sunny day. I went out during the daytime, but I stopped by my workshop a little in the morn...
My works Side panel bonding points
It was sunny from the morning today ☀️, and the weather felt perfect for the New Year. People could see the first sunris...
My works Side panel production method update
The weather was nice again today, and it felt warm during the day. I came to the workshop a little later than usual and ...
My works A New insight into Ichimatsu yosegi
It was very sunny again from the morning today. I came to the workshop in the afternoon to finish the 5-sun puzzle boxes...
My works Differences in the 14-steps mechanism
Today was the delivery day for the 6-sun puzzle boxes that I have been working on since last week, so I came in the morn...
Japanese culture The Value of the Maker’s Stamp
Last night was very cold. The house must have been very cold, because the heater took a long time to work properly. It r...
Japanese culture A New discovery with Disposable Hand Warmers
Today has been very cold since the morning. I went to the workshop in the afternoon and did some work. From today, many ...