18 Nov 2026 · Japan, JP

OFFICE SERVICE EXPO

総務・人事・経理Week【東京】2027｜日本最大 バックオフィス向け展示会イベント

Last updated

Dates
18 Nov 2026
Venue
Tokyo Big Sight (West Halls 1-4, Atrium, Conference Tower)
Location
Japan, JP
Frequency
Biannual
Audience
Trade
Scale
National
Exhibitors
267Fact
IT & SoftwareBusiness & FinanceBanking & Insurance
Event website

Compiled from public sources and periodically reviewed and updated. This information is provided for general guidance only and may be incomplete or out of date — please verify all details directly with the organizer or venue before relying on them.

About OFFICE SERVICE EXPO

OFFICE SERVICE EXPO is a national trade fair for the IT & Software and Business & Finance industries, taking place in Japan, Japan. The 2026 edition runs 18 Nov 2026 at Tokyo Big Sight (West Halls 1-4, Atrium, Conference Tower). It brings together an estimated 267 exhibitors. Event Scout has indexed 267 exhibiting companies for the event so far.

Known editions

Venue

Tokyo Big Sight (West Halls 1-4, Atrium, Conference Tower)

東京ビッグサイト/Tokyo Big Sight, Japan, 135-0063 Japan, Tokyo, JP

Who exhibits at OFFICE SERVICE EXPO

We've captured 267 exhibitors for OFFICE SERVICE EXPO (roster as of 2026). They span 5 countries, 2% of them based outside Japan.

Where exhibitors are based

Exhibitors' head-office countries, most-represented first.

  • Japan99%·263
  • China0%·1
  • Germany0%·1
  • United Kingdom0%·1
  • Netherlands0%·1

Based on 267 exhibitors with a known head-office country.

What exhibitors do

The industries the exhibitor base works in, by share of the roster.

  • Software It54%·96
  • Services53%·95
  • Healthcare Pharma11%·20
  • Machinery Manufacturing7%·13
  • Food Beverage6%·11

Based on 179 exhibitors with an industry label — a company can carry several, so shares can total over 100%.

Exclusivity

0%Class Gof exhibitors exhibit nowhere else we track

Ubiquitous roster — almost all of these exhibitors appear at many other events we track.

Cross-referenced against 267 exhibitors in our event graph.

International reach

2%Class Gof exhibitors are based abroad

Local — an almost entirely domestic event.

Exhibitor calibre

Publicly listed171%·12

listed companies

Large enterprises71%·5

1,000+ employees

Of 7 exhibitors whose company size we know.

Compiled from public sources and periodically reviewed and updated. This information is provided for general guidance only and may be incomplete or out of date — please verify all details directly with the organizer or venue before relying on them.

OFFICE SERVICE EXPO 2026 exhibitor list

So far, 260+ exhibiting companies have been indexed for OFFICE SERVICE EXPO. They span industries including software-it and services. The preview below shows a sample of the indexed roster; the full list is available through Event Scout.

  • Glico Global Official Site
  • Unicharm
  • Moneyforward
  • Nulab
  • Officestation
  • Freee
  • Rohto
  • Toppan
  • Ruby
  • Hrmos
  • Userlocal
  • Cloudsign
  • Sansan 株式会社
  • Stream
  • Keihi
  • Taisho
  • Keyence
  • Yapp
  • SmartHR
  • Kaonavi

+ 242 more exhibitors

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Frequently asked questions

When is OFFICE SERVICE EXPO 2026?
OFFICE SERVICE EXPO 2026 runs 18 Nov 2026 at Tokyo Big Sight (West Halls 1-4, Atrium, Conference Tower).
Where is OFFICE SERVICE EXPO held?
OFFICE SERVICE EXPO is held at Tokyo Big Sight (West Halls 1-4, Atrium, Conference Tower) in Japan, Japan.
How many exhibitors does OFFICE SERVICE EXPO have?
OFFICE SERVICE EXPO counts an estimated 267 exhibitors. Event Scout has indexed 267 exhibiting companies so far.
Who exhibits at OFFICE SERVICE EXPO?
Indexed exhibitors include IKEA, Japan Atomic Energy Agency, DNP 大日本印刷株式会社 and Trend Micro. The event spans the IT & Software, Business & Finance and Banking & Insurance sectors.
Is OFFICE SERVICE EXPO worth attending?
OFFICE SERVICE EXPO is a national trade show for the IT & Software and Business & Finance industries, so it is most relevant to exhibitors and buyers in those industries. It brings together an estimated 267 exhibitors. Whether it is worth attending depends on your objectives, but its scale and sector focus are a useful guide.
How do I get the OFFICE SERVICE EXPO exhibitor list?
Event Scout has indexed 267 companies exhibiting at OFFICE SERVICE EXPO so far. A sample is shown in the exhibitor-list section on this page, and the full roster is available through Event Scout.

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