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Japan Open Data Lab

AI-driven lab fighting Kaggle with Gemini. Store Sales #3/564, Fraud #41/1,255. Sourced techniques from a 150-paper knowledge vault, published weekly. X: @jpopendata

Location Tokyo, Japan Joined Joined on  Personal website https://rapidapi.com/organization/japan-opendata-lab github website twitter website

Education

Computer Science & Quantitative Economics

Pronouns

they/them

Work

Data Engineering & Research Team at Japan Open Data Lab

I Built a 150-Paper Knowledge Vault to Fight Kaggle with Gemini Alone
japanopendatalab profile

I Built a 150-Paper Knowledge Vault to Fight Kaggle with Gemini Alone

#kaggle #machinelearning #gemini #python
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4 min read

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Thought Experiment: If 100GB of structured/3D data could be losslessly compressed to 1GB, what would you build?
japanopendatalab profile

Thought Experiment: If 100GB of structured/3D data could be losslessly compressed to 1GB, what would you build?

#discuss #architecture #dataengineering #database
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3 min read
Building an Automated Python ETL Pipeline for Japan's 1,741 Municipalities Open Data (SSDSE-A)
japanopendatalab profile

Building an Automated Python ETL Pipeline for Japan's 1,741 Municipalities Open Data (SSDSE-A)

#automation #datascience #python #tutorial
BERJAYA 1
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6 min read
What I Learned Building Multiple MCP Servers for Local LLMs (Qwen3-8B): Tool Granularity, Latency Traps, and Dogfooding
japanopendatalab profile

What I Learned Building Multiple MCP Servers for Local LLMs (Qwen3-8B): Tool Granularity, Latency Traps, and Dogfooding

#mcp #llm #python #duckdb
BERJAYA 2
Comments 2
5 min read
MCP Explained in 5 Layers: How I Connected 10.16M Records to AI (and Why It's a Blue Ocean)
japanopendatalab profile

MCP Explained in 5 Layers: How I Connected 10.16M Records to AI (and Why It's a Blue Ocean)

#mcp #claude #ai #opensource
BERJAYA 1
Comments 4
4 min read
Analyzing 40 Years of Japanese Public Open Data in 3 Minutes with DuckDB (No API Keys, In-Memory Parquet)
japanopendatalab profile

Analyzing 40 Years of Japanese Public Open Data in 3 Minutes with DuckDB (No API Keys, In-Memory Parquet)

#python #datascience #duckdb #ai
Comments
3 min read
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