About Us

About Us

Accelerating your business growth through innovative technology and refined design.

Company Information 会社情報

Company Name
Tenjin Tech Company LLC
天神テックカンパニー合同会社
Corporate Number
2020003029990
Head Office
5-14 Kankocho, Kanagawa-ku,
Yokohama-shi, Kanagawa 221-0056, Japan
神奈川県横浜市神奈川区金港町5-14 クアドリフォリオ8階
Established
December 11, 2025
Capital
¥6,000,000
600万円 (6,000,000 JPY)
Primary Bank
Sumitomo Mitsui Banking Corporation (SMBC)
三井住友銀行
Officers
Jack Hirayama (平山 郁夫)
CEO / Co-founder
Ankit Tiwari (ティワリ・アンキット)
Head of Engineering / Co-founder
Contact
contact@tenjin-tech.com
080-7497-2446

Business 事業内容

Tenjin Tech Company provides specialized services that combine cutting-edge technology with product design to drive digital transformation. We offer comprehensive technical support — from idea validation and large-scale system development to technology strategy — accelerating business growth through end-to-end digital expertise.

Software & System Development

From MVP development to enterprise systems, we deliver high-quality software using modern technology stacks. We build scalable, maintainable systems with React, Next.js, Python, and cloud-native architectures.

Web Dev / Mobile Apps / API & SDK / Cloud Infrastructure

AI & Data Solutions

We solve business challenges using AI technologies including machine learning, NLP, and image recognition. From building data infrastructure to analysis and visualization, we support data-driven decision making.

ML Model Dev / Data Analytics / AI Product Dev

Legacy System Modernization

We refactor aging codebases using modern technologies, dramatically improving performance and maintainability. We eliminate technical debt and transform systems that no longer hinder business growth.

Code Refactoring / Architecture Overhaul / Cloud Migration

Tech Consulting & DX Support

We provide expert advice on technology strategy, architecture design, and organizational development. We drive digital transformation and strengthen competitiveness for enterprises.

Tech Strategy / Architecture Design / Tech Advisory / PoC Dev

Intellectual Property & Legal Support

Using our proprietary IP management application, we provide technical support for IP activities in the technology domain — including invention analysis, documentation, prior art searches, and technical materials — in partnership with affiliated patent attorneys and lawyers.

Technical Documentation / Prior Art Search / Invention Analysis / IP Management

International Tech Collaboration & Training

Leveraging our global engineer network, we support joint research and technology partnerships between domestic and international companies. Through education and training programs, we develop the next generation of engineers.

Offshore Dev Support / Tech Training / Global Expansion

Major Tech Stack / 主要技術スタック

Web Development

React / Next.js / TypeScript / Tailwind CSS

Backend

Python / FastAPI / Node.js / PostgreSQL

AI & Machine Learning

TensorFlow / PyTorch / LLM / LangChain

Infrastructure

AWS / Google Cloud / Docker / Kubernetes

Access アクセス

Yokohama Office (Head Office)

Tenjin Tech Company LLC

5-14 Kankocho, Kanagawa-ku

Yokohama-shi, Kanagawa 221-0056, Japan

Nearest station: 3 min walk from JR Yokohama Station North East Exit A