Koji Annoura
Koji Annoura is a Knowledge Graph Architect based in Japan.
His work focuses on turning knowledge into traceable data: modeling relationships, comparing different views, tracking changes over time, and making provenance visible.
He works on practical knowledge modeling for graph databases, graph query standards, Context Graphs, open-source data systems, and AI-assisted knowledge workflows. He has more than 40 years of software engineering experience and has long been active in open-source and graph communities. He co-founded Neo4j Users Group Tokyo in 2013 and founded Apache Hop User Group Japan in 2021.
Session
Open-source GIS tools such as QGIS and PostGIS excel at spatial analysis, but in earthquake-prone regions like Japan, layered maps alone are often insufficient. This talk introduces a practical extension that adds relational modeling to existing workflows, improving transparency and decision support in complex disaster scenarios.