Services

You don't need a heavyweight system — just one the floor will actually use, designed through to operation.

System development & automation

From ¥150,000 (scope-dependent, quoted per project)

From workflow automation to full system and app development. Designed and built to keep being used in real operations.

  • Notion database design, API integration, automation
  • Google Apps Script workflow automation (Forms, Gmail, aggregation)
  • AI embedded in workflows (ChatGPT / Claude / Gemini APIs for summarization, classification, report generation)
  • Web app development (React / Next.js / FastAPI / Cloud Run)

Selected work

  • Notion × external-service auto-sync systems
  • RAG-based AI chat (8,400+ chunks, 87.5% accuracy on 200 national-exam questions)
  • Four-LLM simultaneous audit dashboard
  • Natural-language → SQL → chart BI tool

Operational support

From ¥50,000 / month

Ongoing operation and improvement of what's been built. Not mere task execution — I take on operational judgment with a full grasp of the design intent.

  • Routine management based on the operational design
  • Judgment and response when issues arise
  • Improvement proposals and minor adjustments
  • Monthly reporting

Consulting

Structuring business and system problems, and supporting decision-making, design and prioritization.

Scoped individually by engagement. Start with a message.

Get in touch