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Overview
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MERCURY Inc.

Mercury Co., Ltd. operates in two core segments: a Platform Business and a Digital Marketing Business, both underpinned by its proprietary real estate big data assets accumulated over more than 30 years. The Platform Business offers 'Realnet,' a SaaS-based real estate marketing platform including the 'Summary Series' subscription systems targeting condominium developers and brokers for market research, price analysis, and sales support. The Digital Marketing Business provides web marketing solutions—including CGM advertising, listing ads, and site production—to support new condominium sales and customer acquisition.

Market Cap
US$9.44M
¥1.51B
EV
US$3.48M
¥0.56B
StockUS$3.54(¥565)▼-0.35%
US$1 = ¥159.70 (2026-11-12)
LTM EV/EBITDA
3.5
x
LTM EV/EBIT
5.0
x
LTM PER
8.1
x
LTM PBR
1.3
x
Stock vs TOPIX (1Y, base=100)vs TOPIX ▼-38.4%pt
100
Nov 14, 25 – Nov 13, 26StockTOPIX
MC → EV Bridge
US$9.44M¥1.51BMarket CapUS$0.01M¥0.00B+ DebtUS$5.96M¥0.95B− CashUS$0.01M¥0.00B− Inv. Sec.US$3.48M¥0.56BEV
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Performance & Balance
Revenue 5Y (US$)
US$8.59M¥1.37B'22/2US$8.85M¥1.41B'23/2US$9.00M¥1.44B'24/2US$11.0M¥1.76B'25/2US$10.0M¥1.60B'26/2
EBITDA 5Y (US$)
US$1.46M¥0.23B'22/2US$1.24M¥0.20B'23/2US$0.89M¥0.14B'24/2US$1.62M¥0.26B'25/2US$0.88M¥0.14B'26/2
Net Income 5Y (US$)
US$0.82M¥0.13B'22/2US$0.58M¥0.09B'23/2US$0.30M¥0.05B'24/2US$0.79M¥0.13B'25/2US$1.01M¥0.16B'26/2
Capital Structure
100%
EquityD/E 0.00xDebt
Liquidity vs Debt 5Y (US$)▲ Net Cash
CashInv. Sec.Debt
US$4.05M¥0.65BUS$0.61M¥0.10B'22/2US$3.10M¥0.50BUS$0.37M¥0.06B'23/2US$2.86M¥0.46BUS$0.16M¥0.03B'24/2US$4.35M¥0.69BUS$0.01M¥0.00B'25/2US$5.37M¥0.86BUS$0.01M¥0.00B'26/2
Shareholders
Top 10 hold 82.8%
as of 2026-08-31 · Source: Annual Securities Report
1
GAtechnologies Co.,Ltd.
53.34%
2
JINX Co., Ltd.
11.84%
3
Hikari Tsushin KK Investment Limited Liability Partnership
6.01%
4
Ichiro MORIYAMA
4.12%
5
Shuichi ITO
2.95%
6
Toshiyuki OTERA
1.56%
7
Yoshiaki SHIMADA
1.12%
8
MERCURY Inc. Employee Stock Ownership Association
0.85%
9
Takahiro JIN
0.55%
10
Seizaburo HOSODA
0.47%
Management
5 officers
Takahiro JIN
Representative Director, President and CEO
Apr 1986 Joined Meiwa Juhan Co., Ltd. (currently Meiwa Co., Ltd.) Apr 1987 Joined Orient Juhan Co., Ltd. Mar 1992 Joined Tokyo Toshi Kaihatsu Co., Ltd. Sep 1993 Joined Alpha Planner Co., Ltd. Sep 1996 Joined Digital Ware Co., Ltd. Mar 2001 Representative Director, EX Co., Ltd. Mar 2003 Representative Director, President and CEO, the Company (current) Jan 2014 Representative Director, JINX Co., Ltd. (current)
1966-11-28
Toshiyuki OTERA
Representative Director, COO
Apr 1998 Joined Digital Ware Co., Ltd. Jun 1999 Joined Business Port Systems Co., Ltd. Oct 1999 Joined Office Caster Co., Ltd. (currently the Company) Sep 2008 Deputy General Manager, Solutions Business Division, the Company Sep 2009 General Manager, Solutions Division, the Company Jun 2010 Executive Officer, General Manager, Solutions Division, the Company Aug 2011 Director, General Manager, Solutions Division, the Company Mar 2021 Director, General Manager, Business Promotion Division, the Company Mar 2023 Director, in charge of Business Division, the Company May 2025 Representative Director, COO, the Company (current)
1974-10-14
Satoshi SAITO
Director (Audit and Supervisory Committee Member) (Note 1)
Oct 2001 Joined Chuo Aoyama Audit Corporation Apr 2004 Registered as Certified Public Accountant Jul 2007 Joined Shin Nihon & Co., Ltd. (currently EY Shinnihon LLC) Oct 2009 Joined Secretariat of the Government Council for Regulatory Reform, Cabinet Office Jul 2011 Joined Shin Nihon & Co., Ltd. (currently EY Shinnihon LLC) Sep 2015 Representative, Satoshi Saito Certified Public Accountant Office (current) Sep 2017 Registered as Small and Medium Enterprise Management Consultant May 2018 Director, the Company Nov 2019 Corporate Auditor, GYRO HOLDINGS Co., Ltd. Aug 2020 General Manager, Corporate Planning Office, LAST ONE MILE Co., Ltd. Nov 2021 Executive Officer, GYRO HOLDINGS Co., Ltd. Mar 2022 Director, rYojbaba Co., Ltd. Jun 2022 Auditor, Japan Wellness Kampo Association (current) May 2023 Director (Audit and Supervisory Committee Member), the Company (current) Apr 2024 Outside Director, HUMAN LIFE Co., Ltd. (current) Jul 2024 Outside Corporate Auditor, CFP Consulting Co., Ltd. Aug 2024 Outside Director, BICS Holdings Co., Ltd. Dec 2024 Outside Corporate Auditor, FIXSTARS Corporation (current)
1971-06-25
Masafumi KURETA
Director (Audit and Supervisory Committee Member) (Note 1)
Dec 2007 Joined Shin Nihon & Co., Ltd. (currently EY Shinnihon LLC) Aug 2010 Registered as Certified Public Accountant Jul 2016 Seconded to SMBC Nikko Securities Inc. Jul 2018 Returned from secondment to EY Shinnihon LLC Mar 2019 Opened Kureta Certified Public Accountant Office (current) Jul 2020 Established ES Next Audit Corporation (currently ES Next LLC), Representative Partner Mar 2021 Corporate Auditor, Techouse Co., Ltd. May 2021 Corporate Auditor, the Company Feb 2022 Partner, ES Next LLC (current) Apr 2022 Corporate Auditor, Biophilia Co., Ltd. (current) May 2023 Director (Audit and Supervisory Committee Member), the Company (current) Jul 2025 Outside Director (Audit and Supervisory Committee Member), Techouse Co., Ltd. (current)
1986-01-19
Naoto TOMITA
Director (Note 1)
Apr 1987 Joined Recruit Co., Ltd. (currently Recruit Holdings Co., Ltd.) Dec 2000 Established Innovation Co., Ltd.; Representative Director, President and CEO (current) Apr 2015 Representative Director, NTI Co., Ltd. (current) Jun 2019 Representative Director, Cocripo Co., Ltd. (currently Innovation XSolutions Co., Ltd.) Feb 2020 Director, Innovation IFA Consulting Co., Ltd. Oct 2020 Director, Innovation M&A Partners Co., Ltd. Oct 2021 Representative Director, Shizuoka Innovation Base General Incorporated Association (current) Jun 2022 Representative Director, Innovation M&A Partners Co., Ltd. Nov 2022 Representative Director, Shizuoka Innovation Scholarship Foundation (general incorporated foundation) Apr 2023 Director, Innovation M&A Partners Co., Ltd. Jan 2024 Director, xIB JAPAN General Incorporated Association (current) Apr 2024 Director, Shizuoka Venture Startup Association (current) Apr 2024 Representative Director, Shizuoka Innovation Scholarship Foundation (public interest foundation) (current) May 2026 Director, the Company
1965-02-21
Large Shareholding Reports
Koutsushin Co., Ltd.
2026-04-16
4.76%→5.80%
Koutsushin Co., Ltd.
2026-01-19
4.76%
Disclosures
No disclosures
Primary Source Filings
EDINET
2026-10-15
Semi-Annual Securities Report
Period: Mar 2026 – Feb 2027
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TDnet
2026-10-15
業績予想の修正
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TDnet
2026-10-15
Q2 Earnings Flash
FY ending Feb 2027
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TDnet
2026-07-15
Q1 Earnings Flash
FY ending Feb 2027
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EDINET
2026-05-27
Annual Securities Report
Period: Mar 2025 – Feb 2026
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EDINET
2026-04-16
Large Shareholding Report
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TDnet
2026-04-14
Full-Year Earnings Flash
FY ending Feb 2026
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TDnet
2026-04-13
業績予想の修正
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TDnet
2026-02-20
特別損益
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TDnet
2026-02-03
特別損益
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EDINET
2026-01-19
Large Shareholding Report
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TDnet
2026-01-14
Q3 Earnings Flash
FY ending Feb 2026
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EDINET
2025-10-15
Semi-Annual Securities Report
Period: Mar 2025 – Feb 2026
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TDnet
2025-07-15
Q1 Earnings Flash
FY ending Feb 2026
View PDF →
EDINET
2025-05-29
Annual Securities Report
Period: Mar 2024 – Feb 2025
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TDnet
2025-01-14
Q3 Earnings Flash
FY ending Feb 2025
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EDINET
2024-10-15
Semi-Annual Securities Report
Period: Mar 2024 – Feb 2025
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TDnet
2024-07-16
Q1 Earnings Flash
FY ending Feb 2025
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EDINET
2024-07-16
Quarterly Securities Report
Period: Mar 2024 – May 2024
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EDINET
2024-05-30
Annual Securities Report
Period: Mar 2023 – Feb 2024
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EDINET
2024-01-15
Quarterly Securities Report
Period: Sep 2023 – Nov 2023
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EDINET
2023-10-16
Quarterly Securities Report
Period: Jun 2023 – Aug 2023
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EDINET
2023-07-18
Quarterly Securities Report
Period: Mar 2023 – May 2023
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EDINET
2023-05-30
Annual Securities Report
Period: Mar 2022 – Feb 2023
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EDINETAmended
2023-04-17
Amended Quarterly Securities Report
Period: Jun 2022 – Aug 2022
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EDINETAmended
2023-04-17
Amended Quarterly Securities Report
Period: Sep 2022 – Nov 2022
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EDINETAmended
2023-04-17
Amended Quarterly Securities Report
Period: Mar 2022 – May 2022
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EDINET
2023-01-16
Quarterly Securities Report
Period: Sep 2022 – Nov 2022
View PDF →
EDINET
2022-10-17
Quarterly Securities Report
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EDINET
2022-07-15
Quarterly Securities Report
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