Staff Journal

Workshop of Gems & Jewelry

Hello, my name is Sakuta, a MITUBACI staff member. One of the workshops that I would like to do someday at MITUBACI is called "Jewelry Experience for Children. Today, I would like to introduce part of that concept. MITUBACI will have been in business for 10 years in January 2021...

Talk about a workbench with fire and tools for brazing.

Hello, this is Fujimori, a craftsman from MITUBACI. This time, we would like to introduce our workbench and tools used for brazing, annealing, and other fire-working processes. Brazing is the process of filling the gaps between metals (gold, silver, etc.) to be joined with a metal (gold solder) that is mixed to melt at a temperature lower than the melting point of the metals to be joined.

Material (precious metal) of the ring

This is Shindo from MITUBACI. This time I would like to study the materials (precious metals) used in MITUBACI. I think you have studied it in junior high school or high school chemistry, but I will try to explain it as simply as I can as a craftsman. I would like to talk about precious metals, but first, what is a metal...

A story about tools used for hammering and engraving

Let's process a potato hammer! This is Shindo, a MITUBACI craftsman. This time, I would like to talk about the processing of potato hammers. Imo hammer is a type of hammer. It has a rounded tip on both sides and is used in the workshop to process the "tsuchime" (the "grain" of a potter's wheel). Please refer to the blog post about tsuchime...

Gas Burner and Tools for Metal Engraving

I am Fujimori, a craftsman at MITUBACI. Today, I would like to introduce the gas burner for metal carving that we use in our workshop. What do you think of when you hear the word "gas burner"? When I asked a customer who came to the workshop, he answered, "Is it used for crème brûlée or fish in a restaurant? They answered, "Yes...