Observed arrival · 2026-09-20
ITJ Lab: Lawyers Running Legal-Tech Experiments
A Japanese law firm’s research notebook on the practical overlap between law, technology, and AI.
- For
- Legal and AI practitioners tracking real-world experiments
- Worth noticing
- One evaluation tests a name-matching system on 321 deliberately constructed pairs.
Field notes
The lab divides its work into Tech Research, New Law, and AI Practice, giving the archive a useful distinction between legal questions and implementation experiments. Its name-matching work goes beyond a casual trial: the team mechanically generated 321 pairs involving variant characters and confusing alternate names, then observed that screening losses before the AI stage mattered more than the model’s reported confidence. Future legal-information and case-law projects remain marked as preparation.
Observed signals
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