Conferences in Japan
There are 36 conferences in Japan with a public sponsor or exhibitor list or published sponsorship prices. The biggest is Go Conference 2026, with 81 companies listed.
Industry
Japan
Countries
Cities
When
Timing
Size
Companies listed
Prices
Sponsorship packages
Type
Trade shows: 100 or more exhibitors, or an expo floor on the organizer’s own description.
36 events
| # | Conference | Companies | New | Returning | Packages from |
|---|---|---|---|---|---|
1. Go Conference Sep 11, 2026 · Nakano, Japan | 81companies | ||||
2. DroidKaigi Sep 1–3, 2026 · Tokyo, Japan | 59companies | ||||
3. Kaigi on Rails Oct 16–17, 2026 · Shibuya, Japan | 56companies | ||||
4. CODE BLUE Nov 11–18, 2026 · Tokyo, Japan | 54companies | ||||
5. Japan Energy Summit & Exhibition May 1–31, 2027 · Tokyo, Japan | 43companies | ||||
6. 33rd International Congress of Actuaries (ICA2026) Nov 8–13, 2026 · Tokyo, Japan | 42companies | ||||
7. Conference Oct 15, 2026 · Tokyo, Japan | 41companies | from$5,000 (currency not stated) | |||
8. RubyKaigi Apr 22–24, 2026 · Hakodate, Japan | 38companies | ||||
9. BioJapan Oct 7–9, 2026 · Yokohama, Japan | 28companies | ||||
10. FOSS4G Hiroshima Aug 30–Sep 5, 2026 · Hiroshima, Japan | 25companies | ||||
11. Automotive Linux Summit Dec 7–9, 2026 · Tokyo, Japan | 20companies | ||||
12. Open Source Summit Japan Dec 7–9, 2026 · Tokyo, Japan | 20companies | ||||
13. Embedded Linux Conference Asia Dec 7–9, 2026 · Tokyo, Japan | 19companies | ||||
14. Innovation Leaders Summit Nov 30–Dec 3, 2026 · Tokyo, Japan | 19companies | ||||
15. DSEI Japan Mar 15–17, 2027 · Tokyo, Japan | 17companies | ||||
16. Incose IS Jun 13–18, 2026 · Yokohama, Japan | 13companies | from$1,000 (currency not stated) | |||
17. World Glaucoma Congress Apr 20–23, 2027 · Kyoto, Japan | 12companies | ||||
18. オートモーティブ ワールド Nov 25–27, 2026 · Nagoya, Japan | 12companies | ||||
19. CPHI Japan Apr 21–23, 2027 · Tokyo, Japan | 11companies | ||||
20. Tiffcom Oct 28–30, 2026 · Tokyo, Japan | 11companies | ||||
21. Tokyo Test Fest Nov 12–13, 2026 · Tokyo, Japan | 11companies | ||||
22. CONVERTECH & 新機能性材料展 & GREEN MATERIAL & 3DECOtech Dec 16–18, 2026 · Tokyo, Japan | 10companies | ||||
23. Hi Japan Oct 14–16, 2026 · Tokyo, Japan | 8companies | ||||
24. 食品&飲料OEM Expo Apr 15–17, 2026 · Tokyo, Japan | 8companies | ||||
25. 食品開発展 Oct 14–16, 2026 · Tokyo, Japan | 8companies | ||||
26. ad:tech tokyo Oct 21–23, 2026 · Tokyo, Japan | 7companies | ||||
27. International Conference on Computer Communication and the Internet Jun 25–27, 2027 · Tokyo, Japan | 7companies | ||||
28. International Conference on Power and Renewable Energy Engineering (PREE) Oct 3–6, 2026 · Tokyo, Japan | 7companies | ||||
29. Japan IT Week Nov 18–20, 2026 · Osaka, Japan | 7companies | +1new | 55%returning | ||
30. Antibody Engineering & Therapeutics Asia Oct 19–21, 2026 · Kyoto, Japan | 5companies | ||||
31. GRIC Nov 4–6, 2026 · Tokyo, Japan | 5companies | ||||
32. HCJ Mar 16–19, 2027 · Tokyo, Japan | 5companies | ||||
33. Open Compliance Summit Dec 10–11, 2026 · Tokyo, Japan | 1company | from$7,000 (currency not stated) | |||
34. Global Meet & Expo on Artificial Intelligence and Data Science Mar 18–20, 2027 · Tokyo, Japan | from$2,500 (currency not stated) | ||||
35. ISCR May 18–22, 2027 · Kyoto, Japan | from$3,500 (currency not stated) | ||||
36. KubeCon + CloudNativeCon Japan Jul 29–30, 2026 · Yokohama, Japan | from$3,000 (currency not stated) |
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 36 conferences in Japan.
More conferences
Cities in Japan
By industry
Trade shows
Questions
What are the biggest conferences in Japan?
By companies listed at their current edition: Go Conference (81), DroidKaigi (59), Kaigi on Rails (56), CODE BLUE (54), Japan Energy Summit & Exhibition (43).
Which conferences in Japan are coming up next?
CODE BLUE (Nov 11–18, 2026, Tokyo); Tokyo Test Fest (Nov 12–13, 2026, Tokyo); Japan IT Week (Nov 18–20, 2026, Osaka); オートモーティブ ワールド (Nov 25–27, 2026, Nagoya).