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Overview

GSI Co., Ltd.

GSI Corporation is a Japanese IT services company headquartered in Sapporo, providing system and software development services to corporate clients across a wide range of industries including information technology, finance, and manufacturing. The company offers IT engineer staffing, commissioned development, and system maintenance services, primarily serving large enterprise groups such as NEC-affiliated, Hitachi-affiliated, and independent system integrators. In addition to core development services, GSI sells and implements cloud productivity tools (e.g., Google Workspace), operates a disability employment support subsidiary (Career Ways), and leverages an offshore development subsidiary in the Philippines (Be UNIQUE Inc.) to address domestic IT talent shortages.

Market Cap

¥—B

US$1 = ¥156.80 (2026-10-23)

LTM EV/EBITDA

—

LTM EV/EBIT

—

LTM PER

—

LTM PBR

—

No price data

Stock data unavailable

This company is listed on a regional exchange (Nagoya/Fukuoka/Sapporo) and is not distributed via J-Quants (JPX). Stock price, market cap, and EV-based multiples are not available. Financial data from public filings (P&L, BS, directors, etc.) remains accurate for analysis.

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Performance & Balance

Revenue 5Y (¥B)

EBITDA 5Y (¥B)

Net Income 5Y (¥B)

Capital Structure

87%

EquityD/E 0.15xDebt

Liquidity vs Debt 5Y (¥B)▲ Net Cash

CashInv. Sec.Debt

Shareholders

Top 10 hold 90.0%

as of 2026-03-31 · Source: Annual Securities Report

Kam International Inc.

78.00%

Takanori OZAWA

2.18%

Naoki IZUMI

2.00%

GSI Employee Stock Ownership Association

1.78%

Koichi KUWABATA

1.52%

Miyuki KOBAYASHI

1.46%

Koutsuushin Co., Ltd. Investment Limited Partnership (General Partner: Koutsuushin Co., Ltd.)

1.00%

Yukitaka TAKAHASHI

0.83%

Yuji OMOTO

0.65%

GSI Officers' Stock Ownership Association

0.55%

Management

9 officers

Masayuki KUDO

Representative Director, Chairman

Oct 2004 Established GLUE SYSTEMS Co., Ltd. (now the Company) Oct 2004 Appointed Representative Director, President of the Company May 2016 Appointed Representative Director of Kam International Inc. (current) Jun 2022 Appointed Representative Director, Chairman of the Company (current) Oct 2023 Appointed Representative Director, President of Career Ways Inc., a subsidiary of the Company (current) Oct 2023 Appointed Director of Be UNIQUE Inc., a subsidiary of the Company (current)

1975-08-07

Takanori OZAWA

Representative Director, President

Sep 2007 Joined the Company Dec 2014 Appointed Director of the Company Apr 2016 Appointed Director, Vice President of the Company Jun 2022 Appointed Representative Director, President of the Company (current)

1979-09-13

Kiminori SATO

Director, Vice President

Feb 2007 Joined the Company Apr 2013 Appointed Chief, Third Systems Section, Sapporo Business Division of the Company Apr 2015 Appointed Assistant Manager, Development Section 1, Financial and Public Systems Business Division of the Company Apr 2019 Appointed General Manager, First Solutions Division, Sapporo Head Office of the Company Apr 2020 Appointed Director, General Manager, Sapporo Division of the Company Jun 2022 Resigned as Director of the Company Jun 2022 Appointed Senior Executive Officer of the Company Jun 2024 Resigned as Senior Executive Officer of the Company Jun 2024 Appointed Director, Vice President, General Manager, Systems Development Business Division of the Company Apr 2025 Appointed Director, Vice President, General Manager, IT Solutions Business Division of the Company (current)

1979-06-05

Yutaka HARADA

Managing Director

Jan 2005 Joined the Company Apr 2019 Appointed Section Chief, Accounting and General Affairs Section, General Affairs Division of the Company Apr 2020 Appointed Director, General Manager, Business Management Division of the Company Jun 2025 Appointed Managing Director, General Manager, Business Management Division of the Company (current)

1979-12-27

Tomoko OHNISHI

Director

Apr 1976 Joined Sapporo Television Broadcasting Co., Ltd. Jun 1997 Established Voice of Sapporo Ltd. Jun 1997 Appointed Representative Director of Voice of Sapporo Ltd. (current) Jun 2022 Appointed Director of the Company (current)

1955-06-06

Masahiro OHNISHI

Director

Apr 2000 Joined Shintoshi Advertising Ltd. Dec 2001 Joined Uesu Co., Ltd. Apr 2007 Joined Intelligence Co., Ltd. Apr 2009 Joined Music Fan Co., Ltd. May 2012 Established Zero Entertainment Inc. and appointed Representative Director, President (current) Apr 2014 Appointed Sapporo Tourism Ambassador (current) Dec 2019 Appointed Vice Chairman of the Hokkaido Traditional Culture Promotion Association (current) Jun 2024 Appointed Director of the Company (current)

1979-08-29

Toshihiro MINAMOTO

Full-time Audit & Supervisory Board Member

Apr 1977 Joined Hokkaido Takushoku Bank, Ltd. Nov 1998 Joined Hokuyo Bank, Ltd. Apr 2007 Joined Nakayama-gumi Co., Ltd. May 2007 Appointed Director of Tomoe Sangyo Co., Ltd. May 2009 Appointed Director of Nakayama-gumi Co., Ltd. May 2009 Appointed Director of Sankyo Sangyo Co., Ltd. Apr 2020 Appointed Full-time Audit & Supervisory Board Member of the Company (current)

1955-01-19

Satoru MORITA

Audit & Supervisory Board Member

Apr 1981 Joined Hokkaido Shurenn Co., Ltd. (now Kokubu Hokkaido Co., Ltd.) Apr 1993 Appointed Head of Related Business Office of the company Jun 2003 Appointed General Manager, Accounting and Finance Department of the company Nov 2018 Joined Sapporo Individual Taxi Cooperative Apr 2019 Appointed Administrative Manager of the cooperative Jun 2024 Resigned from the cooperative Jun 2026 Appointed Audit & Supervisory Board Member of the Company (current)

1957-08-15

Tsukasa ARAUCHI

Full-time Audit & Supervisory Board Member

Jan 2005 Joined the Company Apr 2011 Appointed Section Chief, Development Section 1, Systems Development Business Division of the Company Apr 2015 Appointed Section Chief, Development Section 1, Information and Communication Systems Business Division of the Company Nov 2017 Appointed Section Chief, Development Section 4, Second Solutions Business Division of the Company Apr 2018 Appointed Section Chief, Section 2, Third Solutions Business Division, Tokyo Head Office of the Company Apr 2021 Appointed Section Chief in charge, Section 1, Third Solutions Business Division, Tokyo Head Office of the Company Apr 2023 Appointed Section Chief, Section 4, Second Solutions Business Division, Sapporo Head Office of the Company Apr 2026 Appointed Team Leader, AI Development Team, Product Development Business Division of the Company Jun 2026 Appointed Full-time Audit & Supervisory Board Member of the Company (current)

1980-03-05

Large Shareholding Reports

No filings

Disclosures

No disclosures

Primary Source Filings

EDINET

2026-06-25

Annual Securities Report

Period: Apr 2025 – Mar 2026

GSI Co., Ltd.

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GSI Co., Ltd.

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