Staff Journal

Hello, this is MITUBACI staff Nishimura. Today, I personally received a very eye-catching news. A rough diamond of 2492 carats was found in Botswana! I can't imagine 2492 carats. I saw an image of the President of Botswana looking at it on the news...

Hello, this is MITUBACI staff Nishimura. The other day, I went to Itoigawa in Niigata Prefecture for a company off-site meeting. We had a meeting, went to a museum, and had a nice BBQ, but we had an unexpectedly exciting time looking for jade on the beach. Jade...

As the name suggests, a ring stretcher is a tool that can stretch or shrink a ring. The upper part is used for stretching. It cannot be adjusted too drastically, but if you want to make it a little bit larger, use this part. The lower part is used for shrinking. The perfect circle is mortised. Finger...

Most of our MITUBACI customers prefer a workshop where they can make their own rings. There are a few things that our artisans can do to prepare our customers for a smooth production process. Here is a brief list. Stretching the metal with a roller At MITUBACI, the width of the ring is 1.7...

One of the attractions of MITUBACI is that there are many different types of patterns. These patterns, which are also called textures, are created using a special hammer. Types of Textures MITUBACI currently offers a total of six types of textures, including "plain," which is smooth and has no texture...

We have previously introduced brand engraving (https://www.mitubaci.co.jp/news/3080/) Brand engraving is done by a craftsman, but this time we will talk about text engraving, which is done by the customer in the workshop. MITUBACI provides...

MITUBACI offers remote classes in support of the Saturday Study Support Group organized by the Ministry of Education, Culture, Sports, Science and Technology (MEXT). The Saturday Study Support Group is an activity in which various companies, organizations, universities, etc. conduct unique and attractive educational activities by giving classes and visiting facilities to support children's rich learning....

The other day, a female couple came to our store together. We have had female couples who have come to our store alone and had their engagement rings made for their partners, but this was the first time we had had two customers come to our store together and both have engagement rings made, so we were very excited to see...

Fujimori Corporation, the owner of MITUBACI, is a jewelry manufacturer established in 1970 and located in Sangenjaya, Tokyo. We are a small company, but we are a team of designers, craftsmen, workshop assistants, and advisors who help our customers to choose jewelry....