We are Optimists.
Who believe in our ability to improve our lives.
Do something that matters to us.
Optimium (= Optimistic + ium) is a collective of optimists who believe that the activities born from our own optimistic ideas and energy can become the smallest constituent elements (-ium) of society and drive people's lives in a positive direction.
What we care about is people's hearts and lives. What drives us is our own curiosity and passion — and the joy on the faces of the people right in front of us.
Before advancing society or civilization, we first want to solve the problems of the people within our reach, so that they can live more fully as themselves.
That is why we take on every kind of business.
Case Studies
We specialize in generative-AI agents built to run deep inside real business operations.
News
Our recent activities.
Secured a startup loan from Japan Finance Corporation
To fund the initial investment our early stage demands, we raised a startup loan from Japan Finance Corporation. We're now launching Optimium2.
Held a special Pubble class for 6th-graders at the University of Tsukuba Affiliated Elementary School
We held a special class based on Pubble for 6th-graders at the University of Tsukuba Affiliated Elementary School, exploring how to engage with social media.
Partnered with Uranai Heartful to launch online fortune-telling courses
We signed a business partnership with Uranai Heartful — a Tokyo-based operator with over 70 stores — to launch online fortune-telling courses.
Ran a Pubble workshop at NS Life Insurance's Open Office
We ran a Pubble-based workshop hosted at NS Life Insurance's Open Office.
Company
About Optimium Inc.
- Name
- Optimium Inc.
- CEO
- 桂 将太郎
- Address
- 10-15 Shinsencho, Shibuya-ku, Tokyo 150-0045, Japan
- Founded
- November 15, 2023
- Capital
- JPY 1,000,000
- Businesses
- Drink manufacturing
- Talent-development and training programs powered by generative AI
- Application development with generative AI
- Jewelry brand business
Get in Touch
From AI strategy and engagement enquiries to press, hiring, and partnerships — drop us a line.


