Writing & Talks
Articles and talks — 1.74M views and 1,555 likes on Qiita in 2025 alone, written mostly in Japanese.
Pinned
Qiita Bash — How MCP Expands What Generative AI Can Do
Conference talk on the latest in generative-AI-powered system development (video available; in Japanese)
ChatGPT 'Deep Research' — In-Depth Review
250K+ views. A hands-on review weighing the $200 price tag (in Japanese)
MosaicAI: A Unified Python Interface for Multiple LLMs
Introducing a library that puts ChatGPT, Claude, Gemini and more behind one interface (in Japanese)
Recent
Qiita 2025 Year in Review — 1.74M Views, 1,555 Likes
Year-end summary: 1.74M views, 1,555 likes, and 102 new articles in 2025 alone (in Japanese)
Qiita 2024 Year in Review — 157K Views, 60 Articles
157K views, 60 new articles, and 66 likes in 2024 — the year before the jump to 1.74M (in Japanese)
Implementing OpenAI Assistants API File Search in Ruby
How to implement File Search in Ruby and generate answers to questions about files (in Japanese)
AWS IoT Core → DynamoDBv2 Tutorial
Storing and managing device data with AWS IoT Core and DynamoDBv2 (in Japanese)
Energy management method for residential distributed generation system
Paper presented at the IEEE Industry Application Society Annual Meeting