How is this list ranked?

By verified program depth: the number of speakers and sponsors each conference publishes on its own website, which we re-check against the source. No event pays to appear in this ranking.

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Hiroshima conferences 2026 and 2027

2 events catalogued in Hiroshima, 2 prior. Click any entry for the full editorial profile: speakers, sponsors, sessions, cross-event company graph.

Updated November 5, 2026 from each event's own site

Prior editions

From the catalogue archives

Aug 30, 2026 – Sep 5, 2026
FOSS4G Hiroshima 2026
Hiroshima, JP·0 voices, 34 sponsors
Track
Aug 21–22, 2026
PyCon JP 2026
広島市, JP·2 voices, 31 sponsors
Track

Questions

About Hiroshima conferences

How is this list ranked?: By verified program depth: the number of speakers and sponsors each conference publishes on its own website, which we re-check against the source. No event pays to appear in this ranking.