oOllIn

Where ideas overlap.

AI / Systems / Offshore / Export / Marketing

JPN — World

Est. 2026

Build. Connect.
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AI and IT that give shape to what’s next for your business.

01
AI & Systems Development
From AI-powered tools to business systems and web applications — we take projects from planning and design through development and day-to-day operation.
02
AI Adoption Consulting
We help you untangle where the work gets stuck, choose and roll out the right AI tools, and make sure your team keeps using them.
03
Offshore Development
We draw on engineering talent overseas to build a development team shaped around your project.
04
Export
We bring Japanese products to markets around the world.
05
Marketing Support
We plan and run campaigns that bring in customers and drive sales.

AI Adoption Consulting

Let AI take over
your busywork.

¥30,000 / 2 hours, one-on-one (excl. tax)We learn what you need beforehand and do our homework before we teach.

Get in touch

ProductBeta

Your documents, in a language you can read.

AI document reports for people living in Japan. Snap a Japanese document and get what it is, the deadline and what to do — plus a full translation — in English or Sinhala. It also translates English and Sinhala into Japanese.

Closed beta · by invitation

Visit YOMOO →

AI DIAGNOSIS

The right AI for your business

A 30-second check. Answer three questions to see which AI fits — and where to start.

MAGAZINE

OVERLAP

The AI briefing for business owners

Vol.01Nov 2026A5 · 20 pages · Japanese

ChatGPT, Claude, Gemini, Grok — the AI every business owner should know about right now, in a single issue. How to choose and what it costs, what each department can do with it, and the numbers behind the rise of the one-person company.

Handed out at our meetup every third Wednesday

Interested? Ask us in CHAT →

03Feature | The world AI is building
04Five things owners need to know now
05Choosing an AI | The big four compared
07The best AI for each job
08What AI costs | Free vs. paid
09By department | What you can do tomorrow
11Latest posts from AI builders
13AI on Polymarket’s prediction markets
14The age of the one-person company
18Glossary
19A template for your company AI policy

Company

Company name	oOllIn LLC合同会社oOllIn
Representative	Shun Shimizu
Established	October 2026
Business	AI & system development / AI adoption consulting / Offshore development / Export / Marketing support
Address	Atsugi, Kanagawa, Japan
Phone	+81 50-1792-9590
URL	https://oollin.jp
Email	info@oollin.jp

Let’s overlap.

Questions, ideas or a quote — just ask.

Ask us in CHAT

oOllIn

Build. Connect.Expand.

AI & Systems Development

AI Adoption Consulting

Offshore Development

Export

Marketing Support

The right AI for your business

OVERLAP

Company

Let’s overlap.

Build. Connect.
Expand.