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IIJI on NASDAQ

Internet Initiative Japan

Logo: Internet Initiative Japan Inc., Public domain, via Wikimedia Commons5

Japanese telecommunications company

Internet Initiative Japan, Inc. (インターネットイニシアティブ) is a Japanese telecommunications company. Founded by Koichi Suzuki in 1992, it is Japan’s first Internet service provider (ISP). From 1999 IIJ were listed on NASDAQ, USA (listed August 1999; ticker symbol IIJI) and as of 2006 were listed on the First Section of the Tokyo Stock Exchange (listed December 2006; stock ticker number: 3774).3 Wikipedia text CC BY-SA 4.0

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Last updated Oct 21, 2026.

Overview

1992Founded1

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  • TickerIIJI on NASDAQ1
  • IndustryServices-Computer Programming, Data Processing, Etc.1
  • HeadquartersTokyo1
  • Founded inTokyo1
  • Websitewww.iij.ad.jp
  • Legal formkabushiki gaisha1
  • Listed onTokyo Stock Exchange (3774), Nasdaq (IIJI)1
  • Business addressIidabashi Grand Bloom, 2-10-2 Fujimi, Chiyoda-Ku, Tokyo, M0 102-00716
  • Filer categoryLarge accelerated filer6
  • LEI529900EOCJNAPUHDFR784
  • StatusActive4
  • LEI statusLapsed (not renewed)4
  • Registered address千代田区富士見２丁目１０番２号, 102-0071 東京都, Japan4
  • Registered withNational Tax Agency, 60100010111474

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IidabashiGrandBloom
Photo: Takanori-asahara, CC BY-SA 4.0, via Wikimedia Commons7

Internet Initiative Japan, Inc. (インターネットイニシアティブ) is a Japanese telecommunications company. Founded by Koichi Suzuki in 1992, it is Japan’s first Internet service provider (ISP).3

What it owns

What Internet Initiative Japan reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Investments

ItemLatestA year beforeChange
Debt securities available for sale112.2M JPY8 Mar 31, 2018110.8M JPY8 Mar 31, 2017+1.2%

Timeline

  1. Aug 4, 1999Went public Listed on NASDAQ1
  2. 1992Founded Founded in Tokyo1

Filings

1 filings to the SEC since October 2021: 1 other. The latest 1:

  1. Sep 15, 2022424B3 EDGAR

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

SEC filer profile

How Internet Initiative Japan is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

  • Name on EDGARINTERNET INITIATIVE JAPAN INC2
  • CIK0001090633
  • Filer statusLarge accelerated filer2
  • Fiscal year endsMarch 312
  • Industry code (SIC)7370 Services-Computer Programming, Data Processing, Etc.2
  • Business addressIidabashi Grand Bloom, 2-10-2 Fujimi, Chiyoda-Ku, Tokyo, M0 102-00712
  • Phone011-813-5205-65002
  • Shares outstanding46,713,800 as of Mar 31, 20188
  • On EDGAR sinceNov 15, 20002
  • Filings341 in all: 6-K (235), CORRESP (22), 20-F (18), SC 13G/A (18), UPLOAD (17), SC 13D/A (5), SC 13G (5), SD (5)2
    All 18 form types

    20-F/A (4), 424B3 (4), 15F-12G (1), 25 (1), F-6 POS (1), F-6EF (1), NT 20-F (1), POS AM (1), SC 13D (1), SD/A (1)

  • Latest filingsAnnual report (20-F) Jun 29, 2018

Sources

The numbers on this page point here. Each one links to the record it came from.

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