Overview
Services

NAC CO.,LTD.

NAC Co., Ltd. operates five core business segments in Japan: (1) Kuricula (bottled water delivery and water purification servers under the 'Kuricula' brand, as well as hypochlorous acid solution 'ZiACO'); (2) Rental services including dust control products, nursing care/welfare equipment, pest control devices, and facility cleaning/restoration; (3) Building consulting providing construction know-how, materials, and franchise support to regional homebuilders nationwide; (4) Housing construction and sale of custom-built and pre-built detached homes; and (5) Beauty and health products including cosmetics, health foods, beauty materials, pharmaceuticals, and imported liquor. The company leverages a diversified service portfolio across consumer lifestyle, health, and residential markets throughout Japan.

Market Cap
¥20.2B
US$129M
EV
¥21.1B
US$134M
Stock¥500▼-0.60%
US$1 = ¥156.80 (2026-10-23)
LTM EV/EBITDA
6.0
x
LTM EV/EBIT
8.5
x
LTM PER
14.5
x
LTM PBR
0.9
x
Stock vs TOPIX (1Y, base=100)vs TOPIX ▼-28.9%pt
100
Oct 24, 25 – Oct 23, 26StockTOPIX
MC → EV Bridge
20.2BUS$129MMarket Cap6.83BUS$43.5M+ Debt4.93BUS$31.4M− Cash1.03BUS$6.58M− Inv. Sec.21.1BUS$134MEV
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Performance & Balance
Revenue 5Y (¥B)
54.9US$350M'22/357.1US$364M'23/354.4US$347M'24/359.8US$381M'25/358.9US$376M'26/3
EBITDA 5Y (¥B)
3.78US$24.1M'22/34.25US$27.1M'23/33.28US$20.9M'24/34.07US$25.9M'25/33.38US$21.5M'26/3
Net Income 5Y (¥B)
1.71US$10.9M'22/32.00US$12.8M'23/31.44US$9.16M'24/31.37US$8.71M'25/31.63US$10.4M'26/3
Capital Structure
76%
24%
EquityD/E 0.32xDebt
Liquidity vs Debt 5Y (¥B)▼ Net Debt
CashInv. Sec.Debt
13.4US$85.4M8.83US$56.3M'22/312.2US$78.1M7.23US$46.1M'23/39.47US$60.4M7.19US$45.8M'24/39.69US$61.8M7.22US$46.0M'25/39.51US$60.6M7.18US$45.8M'26/3
Shareholders
Top 10 hold 62.9%
1
DUSKIN CO.,LTD.
27.88%
2
YAMADA HOLDINGS CO.,LTD.
10.63%
3
Capital Co., Ltd.
7.72%
4
The Master Trust Bank of Japan, Ltd. (Trust Account)
3.67%
5
NAC CO.,LTD. Employee Stock Ownership Association
3.60%
6
Lemon Gas Co., Ltd.
3.46%
7
Excellent Shareholders' Association
1.84%
8
Brilliant Future Co., Ltd.
1.66%
9
Fumie NISHIYAMA
1.40%
10
Yoshiyuki NISHIYAMA
1.07%
Management
13 officers
Hiroshi YOSHIMURA
Representative Director, Chairman
Apr 1984 Joined the Company Nov 2003 Executive Officer; Second Branch Manager, Rental Business Division Jun 2005 Director Jun 2011 Managing Director; General Manager, Housing Business Headquarters Jun 2013 Senior Managing Director Jun 2014 Director and Executive Vice President; Group Executive Officer in charge Jun 2015 Representative Director, President (current) Jun 2026 Representative Director, Chairman (scheduled) Significant Concurrent Positions: None.
1961-05-08
Yuya KAWAKAMI
Representative Director, President
Jun 2012 Joined the Company Apr 2013 Senior Executive Officer; General Manager, Management Division, Business Support Company Apr 2014 Managing Executive Officer Jun 2014 Director (current) Apr 2016 General Manager, Business Support Headquarters Feb 2021 Representative, Beauty and Health Business Company Jun 2021 Representative, Housing Business Company Jul 2021 Senior Managing Executive Officer (current) Apr 2024 Representative, Clicla Business Company Jun 2026 Representative Director, President (scheduled) Significant Concurrent Positions: None.
1965-10-28
Naoki OBA
Director; Representative, Architectural Consulting Company
May 2002 Joined the Company Apr 2013 Executive Officer; General Manager, Architectural Consulting Business Division Apr 2014 Executive Officer; Head of Eastern Japan Sales Headquarters, Leohouse Co., Ltd. Jun 2015 Director; Head of Eastern Japan Sales Headquarters, Leohouse Co., Ltd. Jan 2018 Executive Officer; General Manager, Corporate Business Strategy Headquarters Jul 2019 Senior Executive Officer; General Manager, Architectural Consulting Business Division May 2020 Senior Executive Officer; Representative, Architectural Consulting Company (current) Jun 2021 Director (current) Significant Concurrent Positions: Director, Nac House Partner Co., Ltd.
1969-09-15
Minoru SHIMAUCHI
Director; Representative, Rental Business Company
Oct 1983 Joined the Company Mar 2009 Branch Manager, First Branch, Duskin Business Division Jul 2011 Administrative Manager, Duskin Business Division Apr 2013 Head, Business Management Office, Duskin Business Division Mar 2014 Deputy General Manager, Duskin Business Division Jul 2014 General Manager, Duskin Business Division Apr 2015 Executive Officer; General Manager, Duskin Business Division, Rental Business Company Apr 2021 Senior Executive Officer; General Manager, Duskin Business Division, Rental Business Company Jun 2024 Director (current) Apr 2026 Senior Executive Officer; Representative, Rental Business Company (current) Significant Concurrent Positions: Director, Ernest Co., Ltd.; Director, Cans Co., Ltd.
1963-12-31
Shuji OTSUKI
Director; Representative, Clicla Business Company
Mar 2001 Joined the Company Apr 2013 General Manager, Direct Business Headquarters, Clicla Business Division Apr 2015 Executive Officer; General Manager, Direct Business Headquarters, Clicla Business Division Apr 2017 Executive Officer; General Manager, Direct Marketing Department, Clicla Business Company Apr 2018 Executive Officer; General Manager, Franchise Department, Clicla Business Company Jul 2021 Executive Officer; General Manager, Sales Administration Headquarters, Clicla Business Company Apr 2025 Executive Officer; General Manager, Clicla Business Headquarters, Clicla Business Company Apr 2026 Senior Executive Officer; Representative, Clicla Business Company (current) Significant Concurrent Positions: Director, Combibox Co., Ltd.
1975-03-17
Jiro ANDO
Director; Head of Corporate Division and General Manager, Business Management Headquarters
Mar 2014 Joined the Company Aug 2014 General Manager, General Affairs and Human Resources Department Apr 2022 Executive Officer; General Manager, General Affairs and Human Resources Department Apr 2024 Representative Director, President, JIMOS Co., Ltd. Apr 2026 Senior Executive Officer; Head of Corporate Division and General Manager, Business Management Headquarters (current) Significant Concurrent Positions: Director, Nac House Partner Co., Ltd.; Director, J-Wood Co., Ltd.; Director, KDI Co., Ltd.; Director, Shuwa Jyuken Co., Ltd.; Director, JIMOS Co., Ltd.; Director, TOMOE Wine & Spirits Co., Ltd.
1968-08-14
Masahiro JUNMA
Full-time Audit & Supervisory Board Member
Nov 1989 Joined the Company Apr 2013 Deputy Manager, Business Management Office, Duskin Business Division, Delivery Business Company Aug 2015 Manager, Rental Business Management Office, Rental Business Company Apr 2018 Deputy Head, Internal Audit Department, Business Support Headquarters Apr 2022 Head, Internal Audit Department, Business Support Headquarters Jun 2023 Full-time Audit & Supervisory Board Member (current) Significant Concurrent Positions: Audit & Supervisory Board Member, J-Wood Co., Ltd.; Audit & Supervisory Board Member, KDI Co., Ltd.; Audit & Supervisory Board Member, Ernest Co., Ltd.; Audit & Supervisory Board Member, Shuwa Jyuken Co., Ltd.; Audit & Supervisory Board Member, Nac House Partner Co., Ltd.; Audit & Supervisory Board Member, JIMOS Co., Ltd.; Audit & Supervisory Board Member, Toremy Co., Ltd.; Audit & Supervisory Board Member, Good Life Business Support Co., Ltd.
1964-04-02
Yuko NAKAHATA
Outside Director
Apr 1994 Joined Flash Co., Ltd. Jun 1995 Joined Backs Group Co., Ltd. Mar 2002 Representative Director, President, Smart Co., Ltd. Mar 2005 Representative Director, President, Partir Co., Ltd. Aug 2010 Joined Honor Circle HK Limited Jun 2016 Transferred to FVG Co., Ltd. as CAO Apr 2018 Outside Director, Amagasa Co., Ltd. Jun 2019 Outside Director, Kourakuen Holdings Corporation Jun 2021 Representative Director, President, Sustainaseed Co., Ltd. (current) Jun 2021 Outside Director of the Company (current) Jun 2025 Outside Director, Tameny Co., Ltd. (scheduled to retire Jun 2026) Mar 2026 Outside Director, Plan Do Co., Ltd. (current) Significant Concurrent Positions: Representative Director, President, Sustainaseed Co., Ltd.; Outside Director, Tameny Co., Ltd. (scheduled to retire Jun 2026); Outside Director, Plan Do Co., Ltd.
1973-09-22
Mami YAMASHITA
Outside Director
Apr 2001 Joined NEC Corporation Aug 2006 Joined J.P. Morgan Securities Co., Ltd. Nov 2007 Joined Nippon Risk Data Bank Co., Ltd. Dec 2013 Representative Director, President, Kokoruku Co., Ltd. (current) Jun 2018 Outside Director, Honda Tsushin Kogyo Co., Ltd. May 2022 Outside Director, Aeon Fantasy Co., Ltd. (current) Jun 2024 Outside Director, Sumitomo Mitsui Construction Co., Ltd. (scheduled to retire Jun 2026) Jun 2024 Outside Director of the Company (current) Significant Concurrent Positions: Representative Director, President, Kokoruku Co., Ltd.; Outside Director, Aeon Fantasy Co., Ltd.; Outside Director, Sumitomo Mitsui Construction Co., Ltd. (scheduled to retire Jun 2026)
1978-05-23
Takashi YOSHIDA
Outside Director
Apr 1985 Joined Duskin Co., Ltd. Apr 2006 Legal Office Manager, Legal & Compliance Department, Duskin Co., Ltd. Jun 2008 General Manager, Legal & Compliance Department, Duskin Co., Ltd. Jun 2016 Full-time Audit & Supervisory Board Member, Duskin Co., Ltd. Jun 2024 Retired as Full-time Audit & Supervisory Board Member, Duskin Co., Ltd.; Advisor, Duskin Co., Ltd. Jun 2024 Outside Audit & Supervisory Board Member, Nitta Gelatin Inc. (current) Dec 2024 Retired as Advisor, Duskin Co., Ltd. Jun 2025 Outside Director of the Company (current) Significant Concurrent Positions: Outside Audit & Supervisory Board Member, Nitta Gelatin Inc.
1961-11-25
Toru OWADA
Outside Audit & Supervisory Board Member
Apr 1996 Joined Shimizu Corporation Nov 2000 Metropolitan Business Division, Planning and Management Department, Shimizu Corporation Jun 2002 Bangkok Sales Office, Overseas Branch, Shimizu Corporation Jan 2008 Joined Fukuda Tax Accountant Office Aug 2009 Joined YCA Tax Corporation Dec 2012 Joined Nishi Akira Tax Accountant Office Jun 2017 Representative Partner, I-Tax Farm Tax Corporation Jun 2018 Audit & Supervisory Board Member of the Company (current) Mar 2020 Representative, Toru Owada Tax Accountant Office (current) Significant Concurrent Positions: Representative, Toru Owada Tax Accountant Office
1974-03-08
Hiroyuki MATSUO
Outside Audit & Supervisory Board Member
Apr 2010 Registered as attorney (Daiichi Tokyo Bar Association) Apr 2010 Joined Tokio Marine & Nichido Fire Insurance Co., Ltd. Jul 2011 Joined Sigma Kojimachi Law Office Jul 2014 Partner, Sigma Kojimachi Law Office Jan 2016 Outside Audit & Supervisory Board Member, Wellone's Co., Ltd. (current) Oct 2019 Outside Audit & Supervisory Board Member, Santsu Co., Ltd. May 2022 Registered as certified tax accountant Mar 2023 Representative Partner, Sigma Kojimachi Law Office (current) May 2023 Outside Audit & Supervisory Board Member, Cyclers Co., Ltd. (current) Jun 2023 Audit & Supervisory Board Member of the Company (current) Significant Concurrent Positions: Representative Partner, Sigma Kojimachi Law Office; Outside Audit & Supervisory Board Member, Wellone's Co., Ltd.; Outside Audit & Supervisory Board Member, Cyclers Co., Ltd.
1980-06-20
Fumino HIROSE
Outside Audit & Supervisory Board Member
Apr 2000 Registered as attorney (Daiichi Tokyo Bar Association) Apr 2000 Joined Abe, Ikubo & Katayama Law Office Jan 2004 Partner, Abe, Ikubo & Katayama Law Office (current) Sep 2014 Outside Audit & Supervisory Board Member, Joyful Honda Co., Ltd. Jun 2016 Outside Audit & Supervisory Board Member, Nippon Suisan Kaisha, Ltd. (now Nissui Corporation) May 2018 Managing Director, All Japan Baseball Association (current) Sep 2019 Auditor, Japan Asia Community Cultural Cooperation Organization (current) Jun 2020 Auditor, Japan Basketball Association (current) Jun 2021 Outside Director, Innotech Corporation (current) Jun 2024 Outside Director, Nippon Concrete Industries Co., Ltd. (current) Jun 2025 Outside Director, ASTI Corporation (current) Jun 2026 Audit & Supervisory Board Member of the Company (scheduled) Significant Concurrent Positions: Partner, Abe, Ikubo & Katayama Law Office; Managing Director, All Japan Baseball Association; Auditor, Japan Asia Community Cultural Cooperation Organization; Auditor, Japan Basketball Association; Outside Director, Innotech Corporation; Outside Director, Nippon Concrete Industries Co., Ltd.; Outside Director, ASTI Corporation
1967-03-08
Large Shareholding Reports
Capital Co., Ltd.
2026-09-04
3.54%→3.79%
Annual report (as of 2026-03-31): 7.72%
Capital Co., Ltd.
2026-09-02
7.26%→3.54%
Annual report (as of 2026-03-31): 7.72%
Capital Co., Ltd.
2026-09-01
7.26%→3.54%
Annual report (as of 2026-03-31): 7.72%
Lemon Gas Co., Ltd.
2026-05-22
3.12%→3.12%
Annual report (as of 2026-03-31): 3.46%
Lemon Gas Co., Ltd.
2026-03-23
3.58%→3.12%
Annual report (as of 2026-03-31): 3.46%
Lemon Gas Co., Ltd.
2026-03-03
4.24%→3.58%
Annual report (as of 2026-03-31): 3.46%
Lemon Gas Co., Ltd.
2026-01-28
5.26%→4.24%
Annual report (as of 2026-03-31): 3.46%
Lemon Gas Co., Ltd.
2025-10-01
5.71%→5.26%
Annual report (as of 2026-03-31): 3.46%
Disclosures
M&A / Other
2026-10-01
Primary Source Filings
TDnet
2026-10-01
M&A / Other
EDINETAmended
2026-09-04
Change Report
EDINETAmended
2026-09-02
Change Report
EDINET
2026-09-01
Large Shareholding Report
TDnet
2026-08-10
Q1 Earnings Flash
FY ending Mar 2027
EDINET
2026-06-25
Annual Securities Report
Period: Apr 2025 – Mar 2026
EDINET
2026-05-22
Large Shareholding Report
EDINET
2026-03-23
Large Shareholding Report
EDINET
2026-03-03
Large Shareholding Report
TDnet
2026-02-06
Q3 Earnings Flash
FY ending Mar 2026
EDINET
2026-01-28
Large Shareholding Report
EDINET
2025-11-07
Semi-Annual Securities Report
Period: Apr 2025 – Mar 2026
EDINET
2025-10-01
Large Shareholding Report
TDnet
2025-08-07
Q1 Earnings Flash
FY ending Mar 2026
EDINET
2025-06-26
Annual Securities Report
Period: Apr 2024 – Mar 2025
TDnet
2025-02-07
Q3 Earnings Flash
FY ending Mar 2025
EDINET
2024-11-11
Semi-Annual Securities Report
Period: Apr 2024 – Mar 2025
TDnet
2024-08-06
Q1 Earnings Flash
FY ending Mar 2025
EDINET
2024-06-28
Annual Securities Report
Period: Apr 2023 – Mar 2024
EDINET
2024-02-09
Quarterly Securities Report
Period: Oct 2023 – Dec 2023
EDINET
2023-11-08
Quarterly Securities Report
Period: Jul 2023 – Sep 2023
EDINET
2023-08-04
Quarterly Securities Report
Period: Apr 2023 – Jun 2023
EDINET
2023-06-30
Annual Securities Report
Period: Apr 2022 – Mar 2023
EDINET
2023-02-09
Quarterly Securities Report
Period: Oct 2022 – Dec 2022
EDINET
2022-11-08
Quarterly Securities Report
EDINET
2022-08-05
Quarterly Securities Report
EDINET
2022-06-30
Annual Securities Report
EDINET
2022-02-08
Quarterly Securities Report
EDINET
2021-11-05
Quarterly Securities Report
EDINET
2021-08-04
Quarterly Securities Report
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