Innovating
Japan's DX
with AI & Tech.

We deliver fast, efficient solutions powered by AI and cutting-edge technology. From MVP development to DX support, we accelerate Japanese businesses.

10+
Projects Delivered
100%
Success Rate
3x
3x Faster Development
POC → MVP → SCALE
Modern Tech Stack
OpenAINext.jsTypeScriptNode.jsModel Context ProtocolSupabasePythonLangGraph
Frontend Development
Backend Systems
AI Solutions
Machine Learning
Mobile App Development
Cloud Infrastructure
UI/UX Design
Web Systems
Frontend Development
Backend Systems
AI Solutions
Machine Learning
Mobile App Development
Cloud Infrastructure
UI/UX Design
Web Systems
About Us

Building the future
of Japan with technology

Tenjin Tech Company is a software development company that leverages AI and cutting-edge technology to support DX initiatives for Japanese enterprises. Through MVP development, PoC development, legacy code refactoring, and IT consulting, we powerfully support our clients' business transformation.

Our goal is to support DX innovation for Japanese companies through rapid development, and to make Japan's future better through the power of technology.

Company Info
Yokohama cityscape
Insights

Latest Insights

We share our team's thoughts and stories about technology, design, and the future of work.

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CTOセカンドオピニオンサービス【技術参謀・外部CTO】開始！
2026.02.19

CTOセカンドオピニオンサービス【技術参謀・外部CTO】開始！

アップデートを見据えた設計へ
2026.02.10

アップデートを見据えた設計へ

WordPress保守・更新のお問い合わせが増えています。
2026.02.09

WordPress保守・更新のお問い合わせが増えています。

Our Services

Comprehensive Services

We provide high-quality, cost-effective technical support to solve business challenges at every phase.

MVP Development

Transform your ideas into market-ready products quickly and affordably with agile development.

Deploy

Legacy Modernization

Modernize legacy code to improve performance, maintainability, and security.

refactor.ts
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3
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5
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const modernAPI = async () => {
const data = await db.query();
if (!data) throw new Error();
return json(data);
}

PoC Development

Validate hypotheses and technical feasibility quickly and affordably before large-scale investment.

process_flow.json

IP & Legal Support

Protect your products with intellectual property protection and legal issue resolution support.

Strategic Consulting

We help you make the best choices to maximize ROI before major decisions.

Growth
+128%

With proven expertise,
we solve modern challenges.

We build scalable, high-performance applications using cutting-edge technology. From intuitive frontends to AI-powered robust backends, we provide the tech stack for success.

01

Frontend & Mobile

Building responsive, high-performance interfaces with React, Next.js, iOS, and Android.

02

Backend & Infrastructure

API development with Python and Node.js, and automated deployment environments.

03

AI & Intelligence

Integrating the latest AI models to evolve your business intelligently.

FAQ

Frequently AskedQuestions

Here are common questions about our project process and contracts.

Still have questions?

No matter how small, our team will answer carefully. Don't hesitate to reach out.

Contact Us