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Conferences in Japan 2026

There are 8 conferences in Japan with a 2026 edition and a public sponsor or exhibitor list or published sponsorship prices. The biggest is 33rd International Congress of Actuaries (ICA2026), with 42 companies listed. 3 publish their prices, and their cheapest package has a median of $3,000.

132 companies listed at these events
#ConferenceIndustryCompaniesNewReturningPackages from
1Finance42companies
2
2. RubyKaigi
Apr 22–24, 2026 · Hakodate, Japan
Developer38companies
3
3. FOSS4G Hiroshima
Aug 30–Sep 5, 2026 · Hiroshima, Japan
AI25companies
4
4. Incose IS
Jun 13–18, 2026 · Yokohama, Japan
Science13companiesfrom$1,000
5
5. Hi Japan
Oct 14–16, 2026 · Tokyo, Japan
Healthcare8companies
6
6. Japan IT Week
Oct 21–23, 2026 · Chiba, Japan
Developer6companies
7
7. KubeCon + CloudNativeCon Japan
Jul 29–30, 2026 · Yokohama, Japan
Developerfrom$3,000
8
8. Open Compliance Summit
Dec 10–11, 2026 · Tokyo, Japan
from$7,000

Companies: sponsors and exhibitors on each event’s current edition, read from its own directory, sponsor page or prospectus. New: not listed at the previous edition. Returning: share of the previous edition’s companies listed again.

Key facts

Across the 8 conferences in Japan 2026.

Events84 upcoming
Companies listed132across their current editions
Median cheapest package$3,000vs $2,500 for all conferences
Trade shows2100+ exhibitors or an expo floor
Biggest4233rd International Congress of Actuaries (ICA2026)

Questions

What are the biggest conferences in Japan with a 2026 edition?

By companies listed at their current edition: 33rd International Congress of Actuaries (ICA2026) (42), RubyKaigi (38), FOSS4G Hiroshima (25), Incose IS (13), Hi Japan (8).

How much does it cost to sponsor conferences in Japan with a 2026 edition?

3 of these 8 events publish sponsorship prices. Their cheapest package has a median of $3,000 and their top package a median of $15k, against $2,500 for the cheapest package across all conferences.

Which conferences in Japan with a 2026 edition are coming up next?

Hi Japan (Oct 14–16, 2026, Tokyo); Japan IT Week (Oct 21–23, 2026, Chiba); 33rd International Congress of Actuaries (ICA2026) (Nov 8–13, 2026, Tokyo); Open Compliance Summit (Dec 10–11, 2026, Tokyo).