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Overview

Services

ARCHITECTS STUDIO JAPAN INC.

Architects Studio Japan operates Japan's largest architect network, connecting approximately 3,000 registered architects with construction companies and homebuilding clients through a franchise-based platform model. The company provides customers seeking residential, renovation, commercial, and medical facility construction with access to architect-designed solutions via 80 studios nationwide, operating under a franchise structure where affiliated construction companies serve defined regional areas. Beyond its core architect network business, the company is expanding into lifestyle-related commerce (furniture, art, gourmet) and investment/lending services targeting its existing customer base.

Market Cap

¥8.61B

US$54.9M

¥9.13B

US$58.2M

Stock¥75▼-2.60%

US$1 = ¥156.80 (2026-10-23)

LTM EV/EBITDA

LTM EV/EBIT

LTM PER

LTM PBR

Stock vs TOPIX (1Y, base=100)vs TOPIX ▲+163.9%pt

Oct 24, 25 – Oct 23, 26StockTOPIX

1Feb 13, 26Acquisition of real estate subsidiary Tornado Japan announced

2Mar 2, 26Renewed capital inflow to growth stocks

3Mar 5, 26Sharp decline due to margin position unwinding

4Mar 19, 26Profit-taking pressure after new highs

5Jul 16, 26Q1 FY2027/02 earnings announced

MC → EV Bridge

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Performance & Balance

Revenue 5Y (¥B)

EBITDA 5Y (¥B)

Net Income 5Y (¥B)

Capital Structure

164%

EquityDebt

Liquidity vs Debt 5Y (¥B)▼ Net Debt

CashInv. Sec.Debt

Shareholders

Top 10 hold 31.1%

as of 2026-08-31 · Source: Annual Securities Report

CORE PACIFIC-YAMAICHI INTERNATIONAL (H.K.) LIMITED A/C CLIENT (Standing Proxy: The Hongkong and Shanghai Banking Corporation Limited, Tokyo Branch)

14.20%

Yuhei MARUYAMA

9.77%

Mieko UORAKU

2.22%

Pure Create Co., Ltd.

2.05%

Rakuten Securities, Inc. (Joint Account)

0.55%

Takuo NAKATANI

0.55%

Morgan Stanley MUFG Securities Co., Ltd.

0.50%

Tadahiko ASAYAMA

0.44%

In Control Co., Ltd.

0.43%

Kagawa Securities Co., Ltd.

0.39%

Management

7 officers

Yuhei MARUYAMA

Representative Director, President

Apr 1981 Joined Mitani Shoji Co., Ltd. Oct 1996 Founded Yumekenjin Co., Ltd.; Representative Director Apr 2004 Director, Architects Studio Japan Co., Ltd. (former name; renamed e-Kensetsu.com Co., Ltd. in Jan 2008) Sep 2007 Representative Director, e-Kensetsu.com Co., Ltd. Nov 2007 President and Representative Director, the Company Dec 2021 Representative Director, TEMPO NETWORK Co., Ltd. Feb 2023 Director, Allin International Co., Ltd. (current) Apr 2023 Representative Director, ESJ Co., Ltd. Sep 2023 Chairman of the Board, the Company Nov 2025 President and Representative Director, the Company (current)

1956-08-15

Dimitri Philipp BAER

Director

Jul 2001 Joined PricewaterhouseCoopers; Senior Associate Sep 2002 Joined Lehman Brothers International; Associate Jul 2005 Joined UBS AG; Investment Banking Associate Jan 2010 Joined Sapinda Group; Acting Group CFO Sep 2019 Joined UBS Switzerland; Executive Director Mar 2022 Individual Investor Nov 2025 Outside Director, the Company (current)

1979-10-05

Shinmei OZU

Director

Oct 2014 Strategy Analyst, Rakuten, Inc. Jun 2018 Growth Product Manager, Mercari, Inc. Jul 2019 Group Manager, DMM.com LLC Dec 2020 Senior Product Manager, Tabist Inc. Nov 2022 Lead Product Manager, Treasure Data, Inc. Jul 2024 Senior Product Manager, Cybereason Japan K.K. Nov 2025 Outside Director, the Company (current)

1988-10-20

Hiroshi KAWAI

Director

Sep 1994 Graduated from Massachusetts Institute of Technology, Computer Science Oct 1994 Joined Square Co., Ltd.; Main Programmer, Parasite Eve and Final Fantasy IX Jan 2001 Joined Microsoft Product Development Ltd.; Producer, Xbox Business Unit, Production Division (Magarei) Apr 2005 Joined Feelplus Inc.; Development of Lost Odyssey Nov 2006 Joined Irvine Systems Co., Ltd.; Web Engineer Nov 2010 Founded In Control Co., Ltd.; Representative Director (current) Nov 2025 Director, the Company Apr 2026 Resigned as Director, the Company

1972-04-18

Ryohei ISHIZUKA

Director, Audit and Supervisory Committee Member

Dec 2004 Joined Tohmatsu & Co. (now Deloitte Touche Tohmatsu LLC) May 2017 Founded Ryohei Ishizuka CPA Office (now Azabu Sogo Accounting Office); Representative (current) Oct 2018 Founded Trusted Partners Inc. (now Azabu Sogo Consulting Co., Ltd.); Representative Director (current) Jun 2019 Outside Director, the Company Jun 2024 Director (Audit and Supervisory Committee Member), the Company (current)

1980-07-19

Hideyuki SHIMIZU

Director, Audit and Supervisory Committee Member

Apr 1984 Joined Daiichi Securities Co., Ltd. (now Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.) May 1998 Joined UBS Securities Japan Co., Ltd. Mar 1999 Joined NED Mar 1999 Joined Yasuda Corporate Investment Co., Ltd. Jun 2016 Joined Future Venture Capital Co., Ltd. Dec 2016 Appointed Auditor, Poppin Games Japan Co., Ltd. Nov 2025 Director (Audit and Supervisory Committee Member), the Company (current)

1960-02-10

Hideki OISHI

Director, Audit and Supervisory Committee Member

Aug 1991 Joined Asahi Shinwa Accounting Firm (now Azsa LLC) Feb 2001 Left Asahi Shinwa Accounting Firm (now Azsa LLC); Established Oishi CPA Office Feb 2001 Appointed Representative Director, Cybec Co., Ltd. Apr 2001 Appointed Auditor, Seicrest Co., Ltd. Sep 2002 Appointed Auditor, World Logi Co., Ltd. Jul 2007 Appointed Representative, Kaisei Tax Accountants Corporation (current) Nov 2025 Director (Audit and Supervisory Committee Member), the Company (current)

1959-05-01

Large Shareholding Reports

Evo Fund

2026-10-21

23.57%

T.MAKE Co., Ltd.

2026-08-03

16.29%→16.29%

BEHR DIMITRI PHILIP

2025-12-04

24.89%→23.61%

BEHR DIMITRI PHILIP

2025-12-04

26.77%→24.89%

UBS Switzerland AG

2025-08-07

5.92%→4.09%

Disclosures

No disclosures

Primary Source Filings

EDINET

2026-10-21

Large Shareholding Report

ARCHITECTS STUDIO JAPAN INC.

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ARCHITECTS STUDIO JAPAN INC.

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