Technology builds
the future
Engineer-led. Direct access to the founder. Kick-off in 5 business days.
From PoC to enterprise — AI, web, and mobile delivery from Tokyo.
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What we do
Cutting-edge technology to take your business to the next stage.
Web Development
We build high-performance, scalable web applications using modern frameworks like Next.js and React.
Mobile App Development
Cross-platform iOS / Android apps designed and built with best-in-class UX.
AI Pipeline Development
Business automation with Claude / Gemini / Dify. We operate our own production pipeline daily — voice synthesis, video generation, and SNS auto-posting.
Consulting
End-to-end support for technology adoption — DX strategy, architecture, and execution.
Portfolio
Selected work
Engagements anonymized by industry.
Daily AI pipeline: news collection → voice synthesis → vertical video → 5 SNS + note distribution (running in production)
2026-04 – · In-house build & ops
Development & ops on a BtoB matching-type e-commerce service
Ongoing · Engineering
Development & operations of a food-category marketplace (EC platform)
Ongoing · Engineering
Ad-revenue content / affiliate site build with full SEO design
Ongoing · Engineering
AI phone-answering service using Speech-to-Speech (STS)
2026-04 – · SES engineering
Maintenance and feature expansion of a platform for healthcare providers
Ongoing · SES
Operations and improvement of a matching platform
Ongoing · SES / Maintenance
BtoB safety-confirmation platform development
Ongoing · SES
Pricing
Reference pricing
Final fees depend on scope. The figures below are typical lower bounds. USD on request.
Web Development
From JPY 800k
- Next.js / TypeScript / Prisma
- Requirements, design, implementation, and operations
- CMS / e-commerce / SaaS dashboards
Mobile App Development
From JPY 1.5M
- Flutter / FlutterFlow / React Native
- iOS / Android cross-platform
- Firebase / Supabase backends
AI Pipeline Build
From JPY 1.2M
- Claude / Gemini / Dify RAG
- Voice / video AI (VoiceVox / ffmpeg)
- Automation / Browser Use / Playwright
SES / Engineer Staffing
From JPY 700k / month
- Next.js / FastAPI / Go / AWS
- PL / SE / PG roles
- Selected from 20+ engineer partners
※ Adjusted by skill set and availability
We discuss requirements first and provide an individual written quote.
Small projects (under JPY 500k) and spot consultations are welcome.
Online from anywhere · Free 30-min Google Meet for the first call
Team & Network
Team & partner network
Direct access to the founder, scaled by partners as the engagement grows
Founder & CEO
Shota Ito
Engineering experience across many industries — healthcare AI, in-vehicle AI, insurance AI FAQ, SaaS development, and process automation. The strength is rapidly catching up with the newest AI technology at implementation level and turning it into something a real business can use.
Specialists across AI, web, mobile, and blockchain
Long-term partnerships with industry-specialized firms
From PoC to large-scale engagements; staffed to fit the scope
We combine founder-direct agility with no middleman markups with large-scale capacity through our partner network.
// Vision
Solving social problems
with technology
SterriaR's vision is to contribute to society through AI and software engineering. We use cutting-edge technology to improve people's lives and co-create a sustainable future.
2024
Ginza
Healthcare x AI
Through telemedicine platforms and health-data systems, we deliver AI-driven predictive diagnostics and personalized care.
Education x Technology
AI learning support and online education platforms — personalized, adaptive learning experiences.
AI Capabilities
// Technology areas we use in-house and on client work
LLM Integration / RAG
Conversation, search, and generation with Claude / Gemini / Dify RAG. Production track record in enterprise AI infrastructure.
Voice & Video AI
Voice synthesis (VoiceVox / STS) + Playwright auto-recording + ffmpeg compositing. We generate vertical videos every day in production.
Matching / Recommendation
Vector search and similarity for talent / content / project matching. Built AI matching for a recruiting SaaS.
Automation Pipelines
Daily AI news → video → 5 SNS + note distribution running in production. Browser Use lets the AI drive browsers directly.
function process() {
Our process
Quality and transparency, walking through delivery alongside you.
Discovery
Thorough discovery to deeply understand your problem and vision.
analyze(requirements)Research & Design
Market research and technology selection; we design optimal architecture and prototypes.
design(architecture)Build & Test
Agile delivery — fast iteration without compromising quality.
build(solution)Release & Operate
Continuous support after stable release. Performance monitoring and improvement.
deploy(product)FAQ
Frequently asked questions
Common questions during evaluation. If yours isn't answered here, just contact us.
Both. SES means embedding an engineer in your team on a monthly basis; contract work is quoted by deliverable (app, feature). Tell us your requirements and preferred contract type and we will propose the best fit.
Comparison
How SterriaR compares to large SIers
// Latest Updates
Latest news
Started a daily AI / engineering blog
Launched a tech blog covering the latest in AI, web, and blockchain. Articles are generated by our in-house AI pipeline and simultaneously distributed to note, YouTube, and major SNS.
Joined an AI phone-answering SaaS project
Joined a development project for an AI phone-answering SaaS using Speech-to-Speech (STS) technology. We are deepening our work on natural-conversation AI agents combining LLM and voice synthesis.
20+ engineer partners and 10+ partner companies
Our partner network of specialists across AI, web, mobile, and blockchain has grown beyond 20 individual engineers and 10 partner companies.
Tell us about
your project
From web application development to AI solutions and DX initiatives, we propose the technology that best fits your challenges.