Fusing consulting strategy with AI engineering.
WEUS builds intelligent software that moves your business forward — combining seasoned strategy with proprietary AI tooling to ship faster, smarter, and for less.
See intelligence in motion.
Product demos, client outcomes, and AI experiments — a living showcase of what we build.
AI-powered precision & value.
We combine seasoned AI and engineering professionals with our proprietary internal AI agents and sophisticated tooling.
Accelerate Development
Drastically reduce project timelines through AI-driven automation.
Enhance Quality
Deliver superior, more robust software with AI-assisted testing and validation.
Slash Costs
Achieve 40–70% cost efficiencies by augmenting human effort with intelligent automation.
Building the future of intelligent software.
A comprehensive suite designed to embed intelligence into your products and turn your data into a strategic asset.
AI Tool Development
Custom Gemini / OpenAI agents, intelligent automation, and prompt engineering.
Automation & Workflow
Streamlined operations with App Script, email triggers, and custom internal tools.
Data Engineering & APIs
Robust data pipelines, cloud processing, OCR, and seamless integrations.
Web Apps & Dashboards
Intuitive web applications and dynamic dashboards for clear insight and control.
A partner, not a vendor.
Built by builders
Founders Toshihiro Roppongi (ex-Google, L.E.K.) and Nobuhiro Roppongi (ex-top tech firms) bring deep, practical AI and engineering acumen to every project.
Unmatched cost efficiency
Our AI-powered methodology means significant savings without compromising quality or innovation.
Transparent & iterative
Hands-on prototyping and continuous feedback ensure the solution evolves precisely with your needs.
Specialized expertise
Focused specialists in AI and advanced engineering — not generalists — for cutting-edge solutions.
Let's build smarter software.
Don't let outdated development models hold you back. See how WEUS can turn your next initiative into a success story.
