Overview
Electric Appliances

PLAT'HOME CO.,LTD.

Plat'Home develops and manufactures Linux-based compact hardware products, including micro servers (OpenBlocks series), network appliances (EasyBlocks series), and IoT gateways, leveraging core Linux development expertise built since the early days of computing. The company's self-designed and self-manufactured devices feature heat/dust resistance and ultra-low power consumption, targeting always-on use cases across industries such as healthcare, education, agriculture, and enterprise IT. In addition to hardware, the company provides computer peripheral resale, IoT system design and consulting, SaaS services for IoT infrastructure, and is expanding into Web3 as a new business domain.

Market Cap
¥4.62B
US$29.5M
EV
¥4.48B
US$28.6M
Stock¥973▼-0.82%
US$1 = ¥156.80 (2026-10-23)
LTM EV/EBITDA
85.1
x
LTM EV/EBIT
86.1
x
LTM PER
78.3
x
LTM PBR
9.8
x
Stock vs TOPIX (1Y, base=100)vs TOPIX ▼-27.7%pt
1001
Oct 24, 25 – Oct 23, 26StockTOPIX
1Aug 10, 26Q1 FY2027/03 earnings announced
MC → EV Bridge
4.62BUS$29.5MMarket Cap0.08BUS$0.51M+ Debt0.22BUS$1.40M− Cash0.00BUS$0.01M− Inv. Sec.4.48BUS$28.6MEV
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Performance & Balance
Revenue 5Y (¥B)
1.22US$7.77M'22/30.99US$6.34M'23/31.00US$6.36M'24/31.17US$7.44M'25/31.30US$8.28M'26/3
EBITDA 5Y (¥B)
-0.05-US$0.29M'25/30.01US$0.08M'26/3
Net Income 5Y (¥B)
-0.03-US$0.21M'22/3-0.10-US$0.66M'23/3-0.11-US$0.68M'24/30.01US$0.08M'25/30.02US$0.14M'26/3
Capital Structure
85%
EquityD/E 0.17xDebt
Liquidity vs Debt 5Y (¥B)▲ Net Cash
CashInv. Sec.Debt
0.31US$1.99M'22/30.23US$1.45M'23/30.16US$1.02M'24/30.36US$2.27M'25/30.21US$1.37M'26/3
Shareholders
Top 10 hold 50.4%
1
Tomoyasu SUZUKI
19.77%
2
Motoki HONDA
7.13%
3
Hiroyasu KODERA
6.32%
4
Yusuke NAKANISHI
5.84%
5
Rakuten Securities, Inc.
3.04%
6
Miki FUEFUKI
2.07%
7
Umeiku CHIN
1.73%
8
Yoshihiro KAWAKAMI
1.72%
9
Tsunesaburo SUGAYA
1.40%
10
Morgan Stanley MUFG Securities Co., Ltd.
1.34%
Management
10 officers
Tomoyasu SUZUKI
Representative Director, President
Apr 1989 Joined Nichii Iwai Corporation (currently Sojitz Corporation) Apr 1996 Joined the Company Sep 1996 Assumed office of Representative Director, Executive Vice President Jun 2001 Assumed office of Representative Director, President (current) Jul 2025 Assumed office of Representative Director, President, Things Revolution Co., Ltd. (current)
1963-09-17
Keiro TAKEUCHI
Director, Executive Officer, in charge of Sales
Apr 1999 Joined Koukou Tsushin Co., Ltd. Nov 2002 Joined the Company Oct 2005 Sales Department Manager May 2015 Executive Officer (current) Jun 2016 Assumed office of Director (current) Jun 2018 In charge of Sales (current)
1969-06-03
Motoki HONDA
Director, Executive Officer, COO, General Manager of Internal Audit Office
Apr 1998 Joined Nippon Telegraph and Telephone Corporation (currently NTT, Inc.) Jul 1999 Transferred to East Japan Telegraph and Telephone Corporation (currently NTT East Japan) Mar 2004 Resigned from the company Dec 2012 Registered as attorney-at-law; joined Matsuo Chiyoda Law Office Jun 2013 Assumed office of Audit & Supervisory Board Member of the Company Jun 2017 Assumed office of Director of the Company Jul 2017 Executive Officer, COO (current) Jun 2018 In charge of Administration Sep 2018 Opened Honda & Morita Law and Accounting Office (currently Honda, Matsuo & Yoshida Law and Accounting Office) (current) Nov 2018 Assumed office of Auditor, IDOMA Holdings Inc. Jun 2020 General Manager, Internal Audit Office (current)
1975-05-10
Masakuni FUKUDOME
Director, Executive Officer, General Manager of Administration Division, in charge of Administration
Apr 1977 Joined Mitsubishi Kasei Corporation (currently Mitsubishi Chemical Group Corporation) Jun 1995 Joined Sun Microsystems K.K. Oct 1997 General Manager, Financial Planning, Sun Microsystems K.K. Jun 1999 Joined Leica Microsystems K.K. Apr 2000 Director, Controller, Leica Microsystems K.K. Oct 2007 Joined YUPO Corporation Dec 2007 Vice President and General Manager of Administration, YUPO Corporation America Apr 2010 President and CEO, YUPO Corporation America Jun 2013 Director, Executive Officer, General Manager of Administration, YUPO Corporation Jun 2014 Managing Director, Executive Officer, General Manager of Administration, YUPO Corporation May 2019 Joined the Company; General Manager of Administration Division (current) Jun 2020 Assumed office of Director, Executive Officer; in charge of Administration (current)
1954-08-21
Tsunesaburo SUGAYA
Director
Apr 1988 Joined Motorola K.K. Jun 1999 Joined JAFCO Co., Ltd. (currently JAFCO Group Co., Ltd.); Global Investment Group, Investment Officer Mar 2000 General Manager, VA Department, JAFCO Co., Ltd. Jan 2003 President & CEO, JAFCO America Ventures Inc. (currently Icon Ventures) Mar 2008 Executive Officer, in charge of U.S. operations, JAFCO Co., Ltd. Apr 2011 Transferred to JAFCO America Ventures Inc. (currently Icon Ventures) as General Partner Jun 2015 Assumed office of Director of the Company (current) Dec 2015 Representative Director, Miyako Capital Co., Ltd. (current) Oct 2018 Assumed office of Director, Artisan Networks Inc. Jun 2019 Assumed office of Director, Macnica Fuji Electronics Holdings, Inc. (currently Macnica Holdings, Inc.) (current) Oct 2022 Assumed office of Auditor, Artisan Networks Inc. (current)
1963-11-24
Yasunori OKAWA
Director
Oct 2001 Registered as attorney-at-law; joined Shinozaki Yoshiaki Law Office (currently Shinozaki & Shinji Law Office) Feb 2008 Opened Yasunori Okawa Law Office Jul 2008 Human Rights Protection Commissioner, Tokyo Legal Affairs Bureau, Ministry of Justice (current) Apr 2015 Opened Ogawa & Okawa Law Office (current) Jun 2024 Assumed office of Director of the Company (current)
1971-04-22
Shinobu FUJISAKI
Director
Jun 2006 Assumed office of Senior Managing Director, Boutique Yamatoya Co., Ltd. Nov 2011 Assumed office of Representative Director, Kodama Sangyo Co., Ltd. Nov 2017 Joined Rembrandt Investment Co., Ltd.; seconded to Dom Dom Food Service Co., Ltd. Aug 2018 Assumed office of Representative Director, President, Dom Dom Food Service Co., Ltd. (current) Jun 2024 Assumed office of Director (Audit and Supervisory Committee Member), WOWOW Inc. (current) Jun 2025 Assumed office of Director of the Company (current)
1966-07-21
Kunio KAWANAMI
Full-time Audit & Supervisory Board Member
Apr 1999 Joined the Company; General Manager, Business Planning Office Sep 2001 General Manager, Internal Audit Office Feb 2004 General Manager, Administration Division Jun 2004 Assumed office of Director of the Company Jun 2013 Retired as Director of the Company Nov 2016 Rejoined the Company; in charge of Administration; Assistant to President Aug 2017 General Manager, Internal Audit Office Jun 2020 Assumed office of Full-time Audit & Supervisory Board Member (current)
1944-08-15
Masashi MATSUYAMA
Audit & Supervisory Board Member
Oct 1997 Joined Asahi Audit Corporation (currently Azsa LLC) Apr 2001 Registered as Certified Public Accountant Jul 2006 Opened Matsuyama CPA Office (current) Aug 2007 Established Asunaro Audit Corporation; assumed office of Representative Partner (current) Jun 2008 Assumed office of Audit & Supervisory Board Member of the Company Oct 2009 Assumed office of Auditor, Good Com Asset Co., Ltd. Jan 2018 Assumed office of Director, Good Com Asset Co., Ltd. (current) Jun 2020 Assumed office of Director, Tenma Corporation Jun 2023 Assumed office of Director (Audit and Supervisory Committee Member), Tenma Corporation Aug 2025 Assumed office of Auditor, Tenma Corporation (current)
1973-05-04
Noboru MARUYAMA
Audit & Supervisory Board Member
Jan 1976 Design Department Manager, Yashica Co., Ltd. Jul 1981 Manufacturing Department Manager, Yashica Co., Ltd. Oct 1983 Camera Division Manager, Kyocera Corporation Feb 1988 Tokyo Public Relations Department Manager, Kyocera Corporation Apr 1997 Advisor, Public Relations Office, SoftBank Corp. Jan 1998 Advisor, Paltec Co., Ltd. Nov 1999 Assumed office of Full-time Auditor, Paltec Co., Ltd. Nov 2005 Established Yu Consulting (current) Mar 2006 Assumed office of Auditor, Trinity Security Systems Inc. (currently TSS Link Co., Ltd.) Sep 2006 Assumed office of Auditor, Hands Co., Ltd. (current) Jun 2017 Assumed office of Audit & Supervisory Board Member of the Company (current) Jun 2017 Assumed office of Auditor, A.S.D. Co., Ltd. (current)
1935-05-01
Large Shareholding Reports
No filings
Disclosures
No disclosures
Primary Source Filings
TDnet
2026-08-07
Q1 Earnings Flash
FY ending Mar 2027
EDINET
2026-06-25
Annual Securities Report
Period: Apr 2025 – Mar 2026
TDnet
2026-02-06
Q3 Earnings Flash
FY ending Mar 2026
EDINET
2025-11-13
Semi-Annual Securities Report
Period: Apr 2025 – Mar 2026
TDnet
2025-08-08
Q1 Earnings Flash
FY ending Mar 2026
EDINET
2025-06-27
Annual Securities Report
Period: Apr 2024 – Mar 2025
TDnet
2025-02-07
Q3 Earnings Flash
FY ending Mar 2025
EDINET
2024-11-13
Semi-Annual Securities Report
Period: Apr 2024 – Mar 2025
TDnet
2024-08-09
Q1 Earnings Flash
FY ending Mar 2025
EDINET
2024-06-27
Annual Securities Report
Period: Apr 2023 – Mar 2024
EDINET
2024-02-13
Quarterly Securities Report
Period: Oct 2023 – Dec 2023
EDINET
2023-11-13
Quarterly Securities Report
Period: Jul 2023 – Sep 2023
EDINET
2023-08-10
Quarterly Securities Report
Period: Apr 2023 – Jun 2023
EDINET
2023-06-29
Annual Securities Report
Period: Apr 2022 – Mar 2023
EDINET
2023-02-13
Quarterly Securities Report
Period: Oct 2022 – Dec 2022
EDINET
2022-11-11
Quarterly Securities Report
EDINET
2022-08-10
Quarterly Securities Report
EDINET
2022-06-29
Annual Securities Report
EDINET
2022-02-10
Quarterly Securities Report
EDINET
2021-11-11
Quarterly Securities Report
EDINET
2021-08-10
Quarterly Securities Report
EDINET
2021-06-29
Annual Securities Report
EDINET
2021-02-12
Quarterly Securities Report
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