Kajima Construction Co., Ltd.
Kajima Corporation is a Japanese kabushiki kaisha (joint-stock company) recorded under corporate number 8010401006744 in Japan’s national corporate-number (houjin bangou) register, with its head office at 1-3-1 Motoakasaka, Minato-ku, Tokyo 107-8388. According to the company’s own official corporate history, its business traces to a construction enterprise founded in Edo, present-day Tokyo, in 1840 by Iwakichi Kajima, which was organized as Kajima-gumi in 1880 and converted into an incorporated joint-stock company, issuing shares with paid-in capital of three million yen, on 22 February 1930. The company adopted its present legal name, Kajima Corporation, in 1947, and first listed its shares on the Tokyo and Osaka Stock Exchanges in 1961.
Kajima Corporation is currently listed on the Tokyo Stock Exchange Prime Market and the Nagoya Stock Exchange under securities code 1812 and is a constituent of the Nikkei 225 index. Per its official corporate profile, the company’s principal business segments are construction, comprising civil engineering and building construction, together with real estate development, architectural design, civil engineering design and engineering-related services. Kajima Corporation undertakes large-scale civil engineering and building projects in Japan and overseas, including high-rise buildings, dams, power stations, railways, roads, airports and water-treatment facilities, and is generally grouped among Japan’s five largest general contractors alongside Shimizu, Taisei, Obayashi and Takenaka.
As of 31 March 2024, Kajima Corporation reported non-consolidated paid-in capital of approximately ¥81,447 million and 8,219 employees, per its official corporate data page; its stock-data disclosure as of 31 March 2026 showed 528,656,011 shares issued and 81,020 registered shareholders. The company operates 12 branches and 27 offices within Japan and around 50 offices across 22 countries and regions overseas, including operating hubs such as Kajima U.S.A. Inc. in Atlanta, Georgia, and Kajima Overseas Asia (Singapore) Pte. Ltd. Kajima Corporation disclosed changes to its Representative Director positions in an official filing dated 27 January 2026 and published first-half results for the fiscal year ending March 2026 in an investor presentation dated 11 November 2025.
- Company fundamentals
- Corporate linkage & group structures
- Digitized company financials
- Firmographics — websites, social profiles, revenue and employee estimates
Shareholders
2
Shareholders of Kajima Corporation
As of 31 March 2026, Kajima Corporation’s official stock-data disclosure recorded 528,656,011 shares issued, of which approximately 60,849 thousand shares were held as treasury stock and excluded from ownership-percentage calculations, with 81,020 shareholders on record. The largest holder of record was Master Trust Bank of Japan, Ltd. (Trust Account), with 71,094 thousand shares (15.20%), followed by Custody Bank of Japan, Ltd. (Trust Account), with 33,071 thousand shares (7.07%); both are trust-bank nominee accounts holding shares in trust on behalf of underlying beneficial owners who are not identified by name in this disclosure. The largest individually named shareholder was Kimiko Kajima, a member of the founding family, with 15,849 thousand shares (3.39%). Other holdings among the top ten included the Kajima Corporation employee stock ownership plan (8,602 thousand shares, 1.84%), two affiliated charitable foundations, The Kajima Foundation (7,235 thousand shares, 1.55%) and The Kajima Foundation for the Arts (5,788 thousand shares, 1.24%), foreign custodian or nominee accounts recorded for State Street Bank and Trust Company (6,742 thousand shares, 1.44%), JPMorgan Chase Bank (6,065 thousand shares, 1.30%) and BNY Mellon (5,807 thousand shares, 1.24%), and Katabami Corporation (5,800 thousand shares, 1.24%).
Data availability
Country availability: Major shareholders only. As a Tokyo Stock Exchange Prime Market-listed company, Kajima Corporation’s official disclosure identifies only its ten largest shareholders of record; several of these are trust-bank or custodian nominee accounts, and the natural-person or corporate beneficial owners behind those accounts are not disclosed in this format, so no ultimate beneficial owner can be verified or calculated from the information reviewed for this profile.
Sources
Kajima Corporation official investor-relations stock-data page (kajima.co.jp/english/ir/stock_data), retrieved 22 September 2026.
Registry feed — rows exactly as filed with National Tax Agency — Corporate Number Publication Site, including entries the profile above does not cover.
| Shareholder | Type | Holding | Source Document |
|---|---|---|---|
| VANGUARD STAR FUNDS-Vanguard Total International Stock Index Fund | 28.4% | National Tax Agency — Corporate Number Publication Site | |
| VANGUARD Intl Eqy. INDEX Fd.S-Vanguard FTSE All-World ex-US Index Fd. | 4.2% | National Tax Agency — Corporate Number Publication Site |
Officers
15
Directors and officers of Kajima Corporation
Per the official corporate-profile page of Kajima Corporation, the current board comprises a Chairman and Representative Director, Yoshikazu Oshimi, and a President and Representative Director, Masafumi Kiryu, together with two further Representative Directors, Keisuke Koshijima and Masaru Kazama. Additional directors listed are Takeshi Katsumi and Takashi Kumano, together with three outside directors, Tamotsu Saito, Masami Iijima and Yuko Yasuda. The board also includes directors who serve as Audit and Supervisory Committee members: full-time members Toshiaki Kobayashi and Eiji Omori, the latter an outside member, and outside members Kazumine Terawaki, Emiko Takeishi and Makiko Nakamori. Below board level, the same page lists Masafumi Kiryu as President among the executive officers, together with five Executive Vice Presidents, ten Senior Executive Officers, eighteen Managing Executive Officers and twenty-three further Executive Officers, none of whom are individually named on the profile page reviewed for this report. Kajima Corporation filed an official announcement dated 27 January 2026 concerning changes to its Representative Director positions; the roster above reflects the officer page as currently published rather than the text of that filing, which could not be reliably rendered for this review.
Data availability
Country availability: Full, for current officers. Kajima Corporation publicly discloses its current board of directors, Audit and Supervisory Committee members and executive officers on its official corporate-profile page. Nationality and country of residence are not stated for individual officers in this source and are therefore reported here as not disclosed rather than inferred from names.
Sources
Kajima Corporation official corporate-profile officers page (kajima.co.jp/english/prof/officers), and official filing dated 27 January 2026 published on the Kajima Corporation investor-relations website, retrieved 22 September 2026.
Registry feed — rows exactly as filed with National Tax Agency — Corporate Number Publication Site, including entries the profile above does not cover.
Group Structure
Group structure of Kajima Corporation
Kajima Corporation is the publicly listed head entity of the Kajima Group. No parent company has been identified in official sources, and the company’s own disclosures describe it as an independently listed entity rather than a subsidiary of another company. Per the official integrated or sustainability report of Kajima Corporation, the group comprised 322 group companies as of 31 March 2025, consisting of 181 consolidated subsidiaries and 141 equity-method affiliates. Verified subsidiaries operating in Japan include Kajima Tatemono Sogo Kanri Co., Ltd., Kajima Property Management Co., Ltd., Kajima Yaesu Kaihatsu Co., Ltd., Niigata Bandaijima Building Co., Ltd. and Kajima Real Estate Investment Advisors Inc. Overseas, the principal operating hubs of the group include Kajima U.S.A. Inc., headquartered in Atlanta, Georgia, with construction and real-estate-development subsidiaries operating under it in North America, Kajima Overseas Asia (Singapore) Pte. Ltd. and Kajima Asia Pacific Holdings in Southeast Asia, Kajima Australia Pty Ltd, and Kajima Corporation (China). The company operates 12 branches and 27 offices within Japan and around 50 further offices across 22 countries and regions overseas.
Verified corporate relationships
| Entity | Country | Registration number | Relationship | Ownership | Status | Information date |
|---|---|---|---|---|---|---|
| Kajima U.S.A. Inc. | United States | Not disclosed | Direct subsidiary | Ownership percentage not disclosed | Active | 31 March 2025 |
| Kajima Tatemono Sogo Kanri Co., Ltd. | Japan | Not disclosed | Direct subsidiary | Ownership percentage not disclosed | Active | 31 March 2025 |
| Kajima Overseas Asia (Singapore) Pte. Ltd. | Singapore | Not disclosed | Direct subsidiary | Ownership percentage not disclosed | Active | 31 March 2025 |
Data availability
Country availability: Full. The official corporate-profile pages and integrated or sustainability report of Kajima Corporation publicly disclose its principal domestic and overseas subsidiaries and affiliates and the aggregate group-company count, though not a complete entity-by-entity ownership-percentage table for every one of the 322 group companies.
Sources
Kajima Corporation official corporate-profile global-network pages (kajima.co.jp/english/prof/network) and official integrated or sustainability report (kajima.co.jp/english/sustainability/report), retrieved 22 September 2026.
Registry feed — rows exactly as filed with National Tax Agency — Corporate Number Publication Site, including entries the profile above does not cover.
Kajima Construction Co., Ltd.
Japan
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Frequently Asked Questions
What is the registered legal name of the company with corporate number 8010401006744?
The registered entity is 鹿島建設株式会社, whose official English name as used on its own website and in its own filings is Kajima Corporation. Corporate number 8010401006744 is confirmed against this entity via Japan's National Tax Agency corporate-number (houjin bangou) register, which lists a head office at 1-3-1 Motoakasaka, Minato-ku, Tokyo.
Is Kajima Construction Co., Ltd. the same company as Kajima Corporation?
Yes. 鹿島建設株式会社 translates literally as Kajima Construction Co., Ltd. (鹿島 is the Kajima family name, 建設 means construction, and 株式会社 means Co., Ltd.), and this literal rendering appears in some third-party directories. However, the company's own official English website, investor-relations filings and press releases consistently use Kajima Corporation as its English legal name, and both names refer to the same entity registered under corporate number 8010401006744.
Does the 2015-10-05 date recorded for this company represent its true incorporation date?
No. 5 October 2015 is the nationwide launch date of Japan's houjin bangou corporate-number system, when every existing registered company, including long-established firms such as Kajima Corporation, was assigned a 13-digit corporate number. It is a registry-system date, not an incorporation date, and should not be read as when Kajima Corporation was formed.
When was Kajima Corporation actually incorporated?
Per the official corporate-history page of Kajima Corporation, the business was founded in Edo, present-day Tokyo, in 1840 and organized as Kajima-gumi in 1880. It converted into an incorporated joint-stock company, issuing shares with paid-in capital of three million yen, on 22 February 1930, which is the company's true incorporation date as a modern kabushiki kaisha. It adopted its current name, Kajima Corporation, in 1947.
What is the legal form of Kajima Corporation?
Kajima Corporation is a kabushiki kaisha, a Japanese joint-stock company, broadly comparable to a public limited company.
What is the current registry and listing status of Kajima Corporation?
Kajima Corporation is an active, publicly traded company. Its shares are listed on the Tokyo Stock Exchange Prime Market and the Nagoya Stock Exchange under securities code 1812, and it is a constituent of the Nikkei 225 index.
Where is the head office of Kajima Corporation located?
The head office is at 1-3-1 Motoakasaka, Minato-ku, Tokyo 107-8388, Japan, per the official corporate-profile page of Kajima Corporation.
What does Kajima Corporation do?
Per its official corporate profile, Kajima Corporation's principal business segments are construction, comprising civil engineering and building construction, together with real estate development, architectural design, civil engineering design and engineering-related services. It is commonly grouped among Japan's five largest general contractors, alongside Shimizu, Taisei, Obayashi and Takenaka.
Does Kajima Corporation have a website on file?
The website field on file for this profile is empty. The official website of Kajima Corporation is kajima.co.jp, with an English-language section at kajima.co.jp/english.
Who are the largest disclosed shareholders of Kajima Corporation?
As of 31 March 2026, per the official investor-relations stock-data page of Kajima Corporation, the largest holders of record were Master Trust Bank of Japan, Ltd. (Trust Account) at 15.20% and Custody Bank of Japan, Ltd. (Trust Account) at 7.07%, both trust-bank nominee accounts, followed by Kimiko Kajima, a member of the founding family, at 3.39%. Availability is classified as major shareholders only, since underlying beneficial owners behind nominee accounts are not disclosed.
Who are the current Representative Directors of Kajima Corporation?
Per its official officers page, the current Representative Directors are Yoshikazu Oshimi, Chairman and Representative Director; Masafumi Kiryu, President and Representative Director; and Keisuke Koshijima and Masaru Kazama.
Does Kajima Corporation have subsidiaries?
Yes. Per its official integrated or sustainability report, Kajima Corporation headed a group of 322 group companies as of 31 March 2025, made up of 181 consolidated subsidiaries and 141 equity-method affiliates, including Kajima U.S.A. Inc. and Kajima Overseas Asia (Singapore) Pte. Ltd.
Does Kajima Corporation have a parent company?
No parent company has been identified in official sources. Kajima Corporation is the publicly listed head entity of the Kajima Group.
How was the corporate number 8010401006744 verified for this profile?
It was checked against Japan's National Tax Agency corporate-number (houjin bangou) register, which links the number to 鹿島建設株式会社, head office 1-3-1 Motoakasaka, Minato-ku, Tokyo, matching the on-file registration details for this profile.
How does Zavia.ai keep this Kajima Corporation profile current?
Zavia.ai's research pipeline and company-monitoring API track official sources for this entity, including Japan's corporate-number register and the investor-relations disclosures of Kajima Corporation, so that changes such as officer appointments, shareholder updates or registry-status changes can be reflected in future refreshes of this profile.