Overview
Wholesale Trade

Yamadai Corporation

Yamasai is a vertically integrated timber and housing materials company based in Miyagi Prefecture, Japan, engaged in the full value chain of wood from afforestation and cultivation to lumber processing, distribution, and construction. The company produces and sells lumber (primarily Japanese cedar/sugi), housing materials, and building materials through wholesale and retail channels, while also providing precut processing and computer-aided timber cutting services. Yamasai further operates a construction business encompassing large-scale wooden structures, custom wooden homes, and real estate sales and brokerage, underpinned by over 300 years of plantation forestry activities.

Market Cap
¥0.66B
US$4.18M
EV
¥1.44B
US$9.18M
Stock¥591▼-0.17%
US$1 = ¥157.05 (2026-10-22)
LTM EV/EBITDA
NM
LTM EV/EBIT
NM
LTM PER
NM
LTM PBR
0.4
x
Stock vs TOPIX (1Y, base=100)vs TOPIX ▼-75.6%pt
100123
Oct 23, 25 – Sep 25, 26StockTOPIX
1Feb 18, 26Stock rise on earnings release
2Mar 6, 26Rise on recovery expectations
3Apr 1, 26Plunge on earnings downgrade
MC → EV Bridge
0.66BUS$4.18MMarket Cap1.49BUS$9.47M+ Debt0.66BUS$4.21M− Cash0.04BUS$0.25M− Inv. Sec.1.44BUS$9.18MEV
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Performance & Balance
Revenue 5Y (¥B)
4.79US$30.5M'22/35.06US$32.2M'23/34.48US$28.5M'24/34.14US$26.3M'25/34.10US$26.1M'26/3
EBITDA 5Y (¥B)
0.45US$2.89M'22/30.31US$1.97M'23/3-0.01-US$0.04M'24/3-0.25-US$1.60M'25/3-0.27-US$1.73M'26/3
Net Income 5Y (¥B)
0.30US$1.88M'22/30.10US$0.65M'23/3-0.15-US$0.97M'24/3-1.44-US$9.14M'25/3-0.28-US$1.78M'26/3
Capital Structure
54%
46%
EquityD/E 0.86xDebt
Liquidity vs Debt 5Y (¥B)▼ Net Debt
CashInv. Sec.Debt
1.39US$8.86M1.18US$7.53M'22/31.64US$10.4M1.02US$6.50M'23/31.11US$7.08M1.12US$7.16M'24/31.26US$7.99M1.56US$9.90M'25/30.81US$5.17M1.55US$9.89M'26/3
Shareholders
Top 10 hold 50.7%
1
Estate Yamadain Co., Ltd.
26.75%
2
Sanyu Shokurin Co., Ltd.
3.67%
3
Hisashi TAKAHASHI
3.66%
4
Takeichi TAKAHASHI
3.19%
5
The 77 Bank,Ltd.
2.70%
6
Yoshiyuki TAKAHASHI
2.38%
7
Shigeyuki TAKAHASHI
2.34%
8
Yoshihiko YAMADA
2.25%
9
Atsushi TAKAHASHI
1.93%
10
Suyama Mokuzai Co., Ltd.
1.80%
Management
9 officers
Yosuke TAKAHASHI
Representative Director, President
Mar 2010 Graduated, Faculty of Engineering, Tohoku Institute of Technology Apr 2010 Joined the Company Oct 2016 Chief, Sendai Branch First Section, Direct Demand Department, Housing Materials Business Division, the Company Jun 2017 Director, General Manager, Administration Division, the Company Jun 2018 Representative Director, President, the Company (current) Apr 2023 Representative Director, Estate Yamadain Co., Ltd. (current)
1987-12-29
Tatsuya ABE
Director, Assistant to the President
Mar 1990 Graduated, Faculty of Economics, Meiji Gakuin University Apr 1990 Joined Marubeni Wood & Building Materials Co., Ltd. (now SMB Building Materials Co., Ltd.) May 2021 Joined the Company May 2021 Executive Officer, General Manager, Sales Division, the Company Jun 2021 Managing Director, General Manager, Sales Division, the Company Apr 2023 Managing Director, the Company Jun 2023 Senior Managing Director, the Company Apr 2024 Senior Managing Director, General Manager, Administration Division, the Company Jun 2024 Director, General Manager, Administration Division, the Company Nov 2024 Director, Assistant to the President, the Company (current) Nov 2024 Representative Director, B.L.C. Co., Ltd. (current)
1967-08-15
Hiromitsu SHISHIDO
Director, Assistant to the President
Mar 1983 Graduated, Department of Architecture, Miyagi National College of Technology Oct 1994 Joined ARI Design Co., Ltd. Aug 1996 Joined the Company Apr 2004 Deputy General Manager and Center Head, CAD/CAM Management Center, Development and Production Division, the Company Jul 2009 General Manager, Development Technology Department, and Center Head, CAD/CAM Management Center, the Company Jan 2011 General Manager, Home Business Division, and Head Store Manager, Home Business, the Company Aug 2011 Director, General Manager, Home Business Division, the Company Jun 2013 Managing Director, General Manager, Home Business Division, the Company Jun 2019 Managing Director, General Manager, Development and Production Division, in charge of Home Business Division, the Company Apr 2020 Managing Director, General Manager, Development and Production Division, the Company Apr 2021 Managing Director, Assistant to the President, the Company Jun 2021 Director, Assistant to the President, the Company (current)
1963-01-06
Tetsuya ABE
Director, General Manager, Housing Materials Business Division
Mar 1987 Graduated, Commerce Course, Miyagi Prefecture Ishinomaki Commercial High School Apr 1987 Joined the Company Jun 2007 Section Manager, Second Section, Sendai Branch, Housing Materials Business Division, the Company Oct 2011 Deputy Branch Manager, Sendai Branch, Housing Materials Business Division, the Company Apr 2014 Branch Manager, Sendai Branch, Direct Demand Department, Housing Materials Business Division, the Company Jun 2015 Director, Branch Manager, Sendai Branch, Direct Demand Department, Housing Materials Business Division, the Company Apr 2020 Director, General Manager, Housing Materials Business Division, and Branch Manager, Sendai Branch, the Company Apr 2021 Director, General Manager, Housing Materials Business Division, and General Manager, Development and Production Division, the Company Apr 2023 Director, General Manager, Development and Production Division, the Company Apr 2024 Director, General Manager, Housing Materials Business Division, and General Manager, Development and Production Division, the Company Apr 2025 Director, General Manager, Housing Materials Business Division, the Company (current)
1968-06-09
Takuhiro TAKAHASHI
Director, General Manager, Construction Business Division
Mar 1989 Graduated, Commerce Course, Miyagi Prefecture Ishinomaki Commercial High School Apr 1989 Joined Tanno Suisan Co., Ltd. Apr 1991 Joined the Company Apr 2011 Deputy General Manager, Wood and Building Materials Department, the Company Apr 2019 Deputy General Manager, Wooden Structure Special Construction Office, the Company Apr 2020 Office Head, Wooden Structure Special Construction Office, Construction Business Division, the Company Apr 2021 Executive Officer, General Manager, Construction Business Division, the Company Jun 2021 Director, General Manager, Construction Business Division, the Company (current)
1970-11-06
Takeshi TAKAHASHI
Director
Mar 1981 Graduated, Faculty of Economics, Tohoku University Apr 1981 Joined The Shichijushichi Bank, Ltd. Jun 2008 General Manager, Credit Examination Department, the Bank Jun 2011 Director, General Manager, Credit Examination Department, the Bank Jun 2012 Director, Branch Manager, Ishinomaki Branch, the Bank Mar 2013 Director, Branch Manager, Ishinomaki Branch and Minato Branch, the Bank Jun 2014 Director, Executive Officer, Branch Manager, Ishinomaki Branch and Minato Branch, the Bank Jun 2015 Director, Executive Officer, General Manager, Head Office Sales Department, the Bank Jun 2016 Managing Director, the Bank Jul 2018 Representative Director, President, Shichijushichi Research & Consulting Co., Ltd. Jun 2021 Director, the Company (current)
1957-10-17
Norio HONDA
Full-time Corporate Auditor
Mar 1976 Graduated, Marine Engineering Course, Miyagi Prefecture Fisheries High School Apr 1976 Joined Yamanishi Zosen Co., Ltd. Apr 1982 Joined the Company Sep 1999 Deputy General Manager and Distribution Center Head, Housing Materials Business Division, the Company Apr 2004 General Manager and Distribution Center Head, Housing Materials Business Division, the Company Apr 2009 General Manager, Direct Demand Department, Housing Materials Business Division, and Distribution Center Head, the Company Aug 2011 Director, General Manager, Housing Materials Business Division, the Company Jun 2018 Managing Director, General Manager, Administration Division, the Company Jun 2019 Managing Director, in charge of Administration Division and Housing Materials Business Division, the Company Apr 2020 Managing Director, General Manager, Construction Business Division, the Company Apr 2021 Managing Director, the Company Jun 2021 Full-time Corporate Auditor, the Company (current)
1957-11-06
Takashi HASEGAWA
Corporate Auditor
Mar 1982 Graduated, Faculty of Economics, Tohoku Gakuin University Dec 1983 Passed national certified tax accountant examination Oct 1987 Registered as certified tax accountant; opened Hasegawa Takashi Tax Accountant Office (current) Jun 1994 Corporate Auditor, the Company (current)
1960-01-18
Mitsuhiro SATO
Corporate Auditor
Mar 1975 Graduated, Faculty of Economics, Tohoku Gakuin University Jul 2008 Director, Furukawa Tax Office Jul 2009 Director, Liquor Tax Division, Sendai Regional Taxation Bureau Jul 2011 Liquor Tax Supervisor, Sendai Regional Taxation Bureau Jul 2012 Director, Sendai Naka Tax Office Aug 2013 Opened certified tax accountant practice (current) Jun 2016 Corporate Auditor, the Company (current)
1953-03-13
Large Shareholding Reports
Yuji YAMAMOTO
2026-09-11
20.41%→21.41%
Yuji YAMAMOTO
2026-08-14
17.13%→20.41%
Yugen Kaisha Estate Yamadain
2026-08-12
25.00%→0.00%
Annual report (as of 2026-03-31): 26.75%
NICE Corporation
2026-08-07
59.28%
Yuji Yamamoto
2026-08-06
16.07%→17.13%
Yuji YAMAMOTO
2026-07-23
15.04%→16.07%
Yuji YAMAMOTO
2026-07-13
14.04%→15.04%
Yuji YAMAMOTO
2026-07-02
12.99%→14.04%
Yugen Kaisha Estate Yamadain
2026-06-30
25.03%→25.03%
Correction filing (name/detail fix only) — ratio carried over from the original filing
Annual report (as of 2026-03-31): 26.75%
Yugen Kaisha Estate Yamadain
2026-06-30
25.03%→25.03%
Correction filing (name/detail fix only) — ratio carried over from the original filing
Annual report (as of 2026-03-31): 26.75%
Yugen Kaisha Estate Yamadain
2026-06-30
25.03%→25.03%
Correction filing (name/detail fix only) — ratio carried over from the original filing
Annual report (as of 2026-03-31): 26.75%
Yuji YAMAMOTO
2026-06-25
11.62%→12.99%
SBI Securities Co., Ltd.
2026-06-22
9.53%→0.00%
Yuji YAMAMOTO
2026-06-18
10.12%→11.62%
Yuji YAMAMOTO
2026-06-10
8.63%→10.12%
Yugen Kaisha Estate Yamadain
2026-06-09
25.03%→25.03%
Annual report (as of 2026-03-31): 26.75%
Yugen Kaisha Estate Yamadain
2026-06-09
25.03%→25.03%
Annual report (as of 2026-03-31): 26.75%
Yuji YAMAMOTO
2026-06-09
7.11%→8.63%
Yugen Kaisha Estate Yamadain
2026-06-09
25.03%→25.03%
Annual report (as of 2026-03-31): 26.75%
SBI Securities Co., Ltd.
2026-06-04
8.30%→9.53%
Yuji YAMAMOTO
2026-05-27
6.06%→7.11%
SBI Securities Co., Ltd.
2026-05-22
6.34%→8.30%
Yuji YAMAMOTO
2026-05-15
5.06%
Yuji YAMAMOTO
2026-05-15
5.06%→6.06%
SBI Securities Co., Ltd.
2026-05-12
6.34%
Disclosures
No disclosures
Primary Source Filings
EDINET
2026-09-11
Large Shareholding Report
EDINET
2026-08-14
Large Shareholding Report
EDINET
2026-08-12
Large Shareholding Report
EDINET
2026-08-07
Large Shareholding Report
TDnet
2026-08-07
Q1 Earnings Flash
FY ending Mar 2027
EDINET
2026-08-06
Large Shareholding Report
EDINET
2026-08-04
公開買付報告書
EDINET
2026-07-23
Large Shareholding Report
EDINETAmended
2026-07-21
訂正意見表明報告書
EDINETAmended
2026-07-17
訂正公開買付届出書
TDnet
2026-07-17
株主総会招集通知
EDINET
2026-07-13
Large Shareholding Report
EDINETAmended
2026-07-13
訂正意見表明報告書
EDINETAmended
2026-07-13
訂正公開買付届出書
EDINET
2026-07-02
Large Shareholding Report
EDINETAmended
2026-06-30
Change Report
EDINETAmended
2026-06-30
Change Report
EDINETAmended
2026-06-30
Change Report
EDINETAmended
2026-06-29
訂正公開買付届出書
EDINET
2026-06-29
Annual Securities Report
Period: Apr 2025 – Mar 2026
EDINET
2026-06-25
Large Shareholding Report
EDINETAmended
2026-06-24
訂正公開買付届出書
EDINET
2026-06-22
Large Shareholding Report
EDINET
2026-06-18
Large Shareholding Report
EDINET
2026-06-10
Large Shareholding Report
EDINET
2026-06-09
Large Shareholding Report
EDINET
2026-06-09
Large Shareholding Report
EDINET
2026-06-09
Large Shareholding Report
EDINET
2026-06-09
Large Shareholding Report
EDINET
2026-06-04
Large Shareholding Report
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