Overview
Information & Communication

G Three Holdings CORPORATION

G-3 Holdings Co., Ltd. is a holding company that operates across three business segments: Renewable Energy, New Energy, and Sustainable Business. The Renewable Energy segment engages in electricity sales to utility companies, buying and selling of solar power plants, and trading of solar panels and related equipment. The New Energy segment develops and sells emergency generators powered by LPG and city gas engines, while the Sustainable Business segment handles sales of health foods and cosmetics, with plans to produce biofuel and cosmetic raw materials from rapeseed.

Market Cap
¥2.35B
US$15.0M
EV
¥2.25B
US$14.4M
Stock¥110▲+0.00%
US$1 = ¥156.80 (2026-10-23)
LTM EV/EBITDA
NM
LTM EV/EBIT
NM
LTM PER
NM
LTM PBR
3.1
x
Stock vs TOPIX (1Y, base=100)vs TOPIX ▼-44.9%pt
100
Oct 24, 25 – Oct 23, 26StockTOPIX
MC → EV Bridge
2.35BUS$15.0MMarket Cap0.04BUS$0.23M+ Debt0.18BUS$1.14M− Cash0.00BUS$0.00M− Inv. Sec.0.05BUS$0.30M+ NCI2.25BUS$14.4MEV
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Performance & Balance
Revenue 5Y (¥B)
1.93US$12.3M'22/81.19US$7.57M'23/80.26US$1.65M'24/80.61US$3.86M'25/80.89US$5.64M'26/8
EBITDA 5Y (¥B)
0.10US$0.66M'22/8-0.19-US$1.21M'23/8-0.53-US$3.37M'24/8-0.21-US$1.33M'25/8-0.27-US$1.71M'26/8
Net Income 5Y (¥B)
-0.45-US$2.88M'22/8-0.49-US$3.11M'23/8-0.74-US$4.73M'24/8-0.32-US$2.01M'25/8-0.30-US$1.92M'26/8
Capital Structure
96%
EquityD/E 0.05xDebt
Liquidity vs Debt 5Y (¥B)▲ Net Cash
CashInv. Sec.Debt
1.30US$8.30M0.17US$1.10M'22/80.23US$1.44M0.09US$0.59M'23/80.33US$2.13M0.05US$0.34M'24/80.56US$3.55M0.03US$0.20M'25/80.18US$1.14M0.04US$0.23M'26/8
Shareholders
Top 10 hold 34.3%
1
Hiroshi NISHIMURA
12.36%
2
Green Energy System Investment Limited Liability Partnership
9.90%
3
Rakuten Securities, Inc. (Joint Account)
3.55%
4
SBY Digital Products Co., Ltd.
2.45%
5
OSC Engineering Co., Ltd.
1.72%
6
BNY GCM CLIENT ACCOUNT JPRD AC ISG (Standing Proxy: MUFG Bank, Ltd.)
0.98%
7
Tsukasa MAEDA
0.94%
8
Naoyuki NARUTOMI
0.94%
9
Hajime SEKI
0.80%
10
Shohei MORI
0.71%
Management
7 officers
Hideki YAMAMOTO
Representative Director, President
Feb 1996 Joined Nexus Co., Ltd.; General Manager, Finance Department Sep 2000 Managing Director, Nexus Co., Ltd.; Business Strategy Division, Finance Supervisor, Business Planning, in charge of IPO Preparation Office Jun 2003 Managing Director, Executive Officer and CFO, Nexus Co., Ltd. Jun 2005 Representative Director, SBI Real Marketing Co., Ltd. Sep 2007 Representative Director, Overview Co., Ltd. (current) Jul 2012 Director, Genuine R&D Co., Ltd. (current) Jul 2012 Audit & Supervisory Board Member, Kansai Soso Kogyo Co., Ltd. (current) Feb 2016 Representative Director, Overview Consulting Co., Ltd. Mar 2017 Director, Nexus Bank Co., Ltd. Nov 2022 Director, the Company Nov 2024 Representative Director, President, the Company (current)
1953-07-11
Ryoma TAKAHASHI
Director, General Manager of Management Administration Division
Dec 2000 Joined Rabbit Studio Ltd. Jun 2006 Joined R2 Marketing Co., Ltd. Sep 2009 Joined Alfax Food System Co., Ltd. Nov 2020 Joined Intrance Co., Ltd.; Head of Internal Audit Office, General Affairs Section, Administration Department Oct 2022 Joined the Company; Section Manager, General Affairs Section, Administration Division Nov 2023 General Manager, Business Management Department, Administration Division, the Company Jul 2024 Audit & Supervisory Board Member, Japan Green Oil Field Development Co., Ltd. Sep 2024 Director, Japan Green Oil Field Development Co., Ltd. (current) Nov 2024 General Manager, Administration Division, the Company Aug 2025 Director, General Manager of Management Administration Division, the Company (current)
1976-11-16
Makio HASHIMOTO
Director
Apr 1986 Joined Taiheiyo Securities Co., Ltd. (now Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.) Nov 1993 Joined Moriya Shokai Co., Ltd. Aug 1996 Established Greenland Ltd.; Representative Director Apr 2008 Joined Nippon Asia Securities Co., Ltd. (now Aizawa Securities Co., Ltd.) Oct 2016 Manager, Underwriting Department, Aizawa Securities Co., Ltd. Jul 2018 Manager, Corporate Group, Head Office Sales Department, Aizawa Securities Co., Ltd. Sep 2021 Advisor, Japan Credit Information Service Co., Ltd. Jan 2022 Established DHD Co., Ltd.; Representative Director (current) Nov 2022 Full-time Audit and Supervisory Committee Member and Outside Director, the Company May 2023 Director, General Incorporated Association Vienna International Music and Culture Association (current) Aug 2024 Outside Director, Audit and Supervisory Committee Member, Luckland Co., Ltd. (current) Aug 2025 Director, the Company (current)
1962-11-15
Nobuhiko IZUMI
Director
Apr 1990 Joined Ehime Bank, Ltd. Sep 1997 Joined Lopro Co., Ltd. (now Nihon Hosho Co., Ltd.) Jun 2007 Director, Lopro Co., Ltd. Jun 2008 Managing Director, Lopro Co., Ltd. Jun 2009 Managing Executive Officer, Lopro Co., Ltd. Nov 2014 Chairman of the Board, Forside Co., Ltd. Jun 2015 Outside Director, Adores Co., Ltd. (now KeyHolder Inc.) Feb 2017 Vice Chairman of the Board, Yokohama Friess Sports Club Co., Ltd. (current) Apr 2017 Outside Audit & Supervisory Board Member, Digital Design Co., Ltd. (now J Trust Co., Ltd.) Jun 2020 Director, Prospect Co., Ltd. (now J Trust Co., Ltd.) Jul 2020 Senior Managing Director, Prospect Co., Ltd. Sep 2020 Audit & Supervisory Board Member, Keynote Co., Ltd. (now Globerus Co., Ltd.) Oct 2020 Representative Director, Prospect Co., Ltd. (now J Trust Co., Ltd.) Dec 2022 Director, Forside Co., Ltd. (current) Feb 2023 Managing Director, J Trust Co., Ltd. Feb 2023 Director, J Trust Global Securities Co., Ltd. May 2024 Representative Director and Chairman, Seasmen Co., Ltd. (now Star Seasons Co., Ltd.) (current) Aug 2025 Director, the Company (current)
1966-03-11
Yoshitaka KONO
Director, Audit and Supervisory Committee Member
Apr 1977 Joined Tokio Marine & Fire Insurance Co., Ltd. (now Tokio Marine & Nichido Fire Insurance Co., Ltd.) Jul 2000 Representative Director, AIG Japan Partners Co., Ltd. Apr 2004 Representative Director, JBF Partners Co., Ltd. Apr 2007 Representative Director, Nippon Kigyo Toshi Co., Ltd. Jun 2007 Director, Avix Co., Ltd. Sep 2008 Representative Director, Sepage Co., Ltd. Aug 2025 Full-time Audit and Supervisory Committee Member and Outside Director, the Company (current)
1954-08-24
Dai SAKAI
Director, Audit and Supervisory Committee Member
Dec 2013 Registered as Attorney-at-Law Jan 2014 Joined TMI Associates Apr 2017 Joined Tokyo Sowa Law Office Mar 2021 Opened Oe, Tanaka & Oyake Law Office (current) Aug 2025 Outside Director, Audit and Supervisory Committee Member, the Company (current)
1986-08-19
Kyosuke FUSE
Director, Audit and Supervisory Committee Member
Apr 2010 Joined Arata Audit Corporation (now PwC Japan LLC) Sep 2012 Registered as Certified Public Accountant Apr 2014 Registered as Certified Management Consultant Mar 2020 Transferred to PwC Business Assurance LLC Jun 2020 Registered as Certified Tax Accountant Jul 2020 Opened Kyosuke Fuse Certified Public Accountant and Management Consultant Office; Representative (current) Jul 2020 Partner Tax Accountant, Taisetsu Tax Corporation Aug 2023 Established andA Partners LLC; Representative Partner (current) Apr 2024 Established andA Tax Corporation; Representative Partner (current) Aug 2025 Outside Director, Audit and Supervisory Committee Member, the Company (current)
1985-05-01
Large Shareholding Reports
Hiroshi NISHIMURA
2026-03-12
15.45%→11.31%
Annual report (as of 2026-02-28): 12.36%
Mirai Turnaround Support Organization LLC
2026-02-25
21.23%→20.74%
Mirai Turnaround Support Organization LLC
2026-02-19
23.65%→21.23%
Mirai Turnaround Support Organization LLC
2025-11-17
23.65%
Disclosures
No disclosures
Primary Source Filings
TDnet
2026-10-13
Full-Year Earnings Flash
FY ending Aug 2026
TDnet
2026-07-14
Q3 Earnings Flash
FY ending Aug 2026
EDINET
2026-04-10
Semi-Annual Securities Report
Period: Sep 2025 – Aug 2026
EDINET
2026-03-12
Large Shareholding Report
EDINET
2026-02-25
Large Shareholding Report
EDINET
2026-02-19
Large Shareholding Report
TDnet
2026-01-13
Q1 Earnings Flash
FY ending Aug 2026
EDINET
2025-11-26
Annual Securities Report
Period: Sep 2024 – Aug 2025
EDINET
2025-11-17
Large Shareholding Report
EDINET
2025-10-29
Securities Registration Statement
TDnet
2025-07-11
Q3 Earnings Flash
FY ending Aug 2025
EDINET
2025-04-11
Semi-Annual Securities Report
Period: Sep 2024 – Aug 2025
TDnet
2025-01-10
Q1 Earnings Flash
FY ending Aug 2025
EDINET
2024-11-29
Annual Securities Report
Period: Sep 2023 – Aug 2024
EDINET
2024-07-12
Quarterly Securities Report
Period: Mar 2024 – May 2024
EDINET
2024-04-12
Quarterly Securities Report
Period: Dec 2023 – Feb 2024
EDINET
2024-01-12
Quarterly Securities Report
Period: Sep 2023 – Nov 2023
EDINET
2023-11-28
Annual Securities Report
Period: Sep 2022 – Aug 2023
EDINET
2023-07-14
Quarterly Securities Report
Period: Mar 2023 – May 2023
EDINET
2023-04-14
Quarterly Securities Report
Period: Dec 2022 – Feb 2023
EDINET
2023-01-13
Quarterly Securities Report
Period: Sep 2022 – Nov 2022
EDINET
2022-11-29
Annual Securities Report
EDINET
2022-07-15
Quarterly Securities Report
EDINETAmended
2022-05-13
Amended Annual Securities Report
EDINET
2022-04-14
Quarterly Securities Report
EDINET
2022-02-28
Quarterly Securities Report
EDINETAmended
2022-02-21
Amended Quarterly Securities Report
Period: Mar 2018 – May 2018
EDINETAmended
2022-02-21
Amended Quarterly Securities Report
Period: Mar 2017 – May 2017
EDINETAmended
2022-02-21
Amended Quarterly Securities Report
Period: Sep 2017 – Nov 2017
EDINETAmended
2022-02-21
Amended Quarterly Securities Report
Period: Sep 2018 – Nov 2018
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