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Overview

Electric Appliances

W-SCOPE Corporation

W-SCOPE Corporation manufactures and sells separators for lithium-ion secondary batteries, which are critical components that isolate positive and negative electrodes while enabling lithium-ion conductivity and providing thermal shutdown safety mechanisms. The company's polyolefin-based microporous membranes require advanced polymer design and processing technologies, including precise thickness control at the micron level and uniform pore distribution at approximately 100 nanometers. Its primary customers are lithium-ion battery manufacturers across Asia, Europe, and the United States, serving both consumer electronics and automotive (EV) applications.

Market Cap

¥6.76B

US$43.0M

¥-20.8B

-US$133M

Stock¥112▼-4.27%

US$1 = ¥157.05 (2026-10-22)

LTM EV/EBITDA

10.7

LTM EV/EBIT

6.1

LTM PER

LTM PBR

0.2

2026-08-25 closing price basis: ranked #9 in beluuga.ai's "Japanese listed companies with negative Enterprise Value" ranking (simplified EV ≈ ¥-186B).

Stock vs TOPIX (1Y, base=100)vs TOPIX ▼-77.1%pt

Oct 23, 25 – Oct 23, 26StockTOPIX

1Jan 13, 26New Year buying demand

2Feb 3, 26Month-start institutional buying

3Jun 12, 26Q1 FY2027/01 earnings announced

4Sep 11, 26Q2 FY2027/01 earnings announced

MC → EV Bridge

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Generating insights…

Performance & Balance

Revenue 5Y (¥B)

EBITDA 5Y (¥B)

Net Income 5Y (¥B)

Capital Structure

85%

EquityD/E 0.18xDebt

Liquidity vs Debt 5Y (¥B)▲ Net Cash

CashInv. Sec.Debt

Shareholders

Top 10 hold 31.7%

as of 2026-07-31 · Source: Annual Securities Report

Won-Kun CHOI (R&G Yokohama Law Office)

8.06%

The Master Trust Bank of Japan, Ltd. (Trust Account)

7.88%

SBI SECURITIES Co., Ltd.

3.45%

Rakuten Securities, Inc. (Joint Account)

3.12%

KOREA SECURITIES DEPOSITORY-SHINHAN SECURITIES (Citibank, N.A., Tokyo Branch)

2.96%

BNYM SA/NV FOR BNYM FOR BNYM GCM CLIENT ACCTS M ILM FE (MUFG Bank, Ltd.)

2.42%

Custody Bank of Japan, Ltd. (Trust Account)

1.14%

KOREA SECURITIES DEPOSITORY-SAMSUNG (Citibank, N.A., Tokyo Branch)

1.13%

BNYM SA/NV FOR BNYM FOR BNYM GCM CLIENT ACCT E PSMPJ (MUFG Bank, Ltd.)

0.82%

JP JPMSE LUX RE BARCLAYS CAPITAL SEC LTD EQ CO (MUFG Bank, Ltd.)

0.67%

Management

7 officers

Won-Kun CHOI

Representative Director, President

Jun 1990 Joined Samsung Electronics Co., Ltd. (Korea) May 2000 Appointed Director and Vice President, Wide Co., Ltd. (Korea) Oct 2005 Appointed Representative Director, President of the Company (current) W-ABLE CO., LTD. (now W-SCOPE KOREA CO., LTD.): appointed Representative Director Jan 2011 Appointed Director, President, W-SCOPE HONGKONG CO., LIMITED Oct 2016 Appointed Representative Director, W-SCOPE CHUNGJU PLANT CO., LTD. (current) May 2022 Appointed Director, W-SCOPE HUNGARY PLANT Ltd. (current)

1963-05-30

Hideo OUCHI

Director

Apr 1985 Joined Sumisho Kiki Boeki Co., Ltd. Jun 2002 Transferred to Sumitronics Co., Ltd. Apr 2005 Joined PMC Technica Co., Ltd. Mar 2006 Joined the Company; General Manager, Sales Division Mar 2008 Appointed Director of the Company (current) Mar 2017 Appointed General Manager, Strategic Planning Division

1961-07-10

Toshinori LEE

Director

Jan 1995 Joined Century Audit Corporation (now KPMG AZSA LLC) Jun 1998 Registered as Certified Public Accountant Apr 2002 Joined Partners Consulting Co., Ltd. Opened Toshinori LEE Certified Public Accountant Office Sep 2004 Established J.K Consulting Co., Ltd., assumed Representative Director (current) Sep 2005 Registered as Certified Tax Accountant Nov 2007 Assumed Outside Audit and Supervisory Board Member of the Company Mar 2022 Assumed Outside Director of the Company (current)

1972-03-21

Byung-Hyun KIM

Director

Sep 2008 Joined Hyosung Corporation (Korea) Mar 2011 Joined Pisco Engineering Co., Ltd. (Korea) Apr 2011 Joined W-SCOPE KOREA CO., LTD. Apr 2022 Transferred to W-SCOPE CHUNGJU PLANT CO., LTD. Mar 2024 Appointed Director, W-SCOPE CHUNGJU PLANT CO., LTD. Mar 2026 Appointed Representative Director, W-SCOPE KOREA CO., LTD. (current) Apr 2026 Appointed Director of the Company (current)

1966-03-14

Atsuko SUYAMA

Director and Audit and Supervisory Committee Member

Apr 1997 Joined The Sanwa Bank, Ltd. (now MUFG Bank, Ltd.) Oct 2001 Joined Tohmatsu & Co. (now Deloitte Touche Tohmatsu LLC) May 2010 Joined American Life Insurance Company (now MetLife Insurance K.K.) Jun 2015 Joined Deloitte Touche Tohmatsu LLC May 2020 Opened Suyama Certified Public Accountant Office (current) Jun 2021 Appointed Corporate Auditor of Ubiens Inc. (current) May 2022 Established Fresier Consulting LLC (current) Apr 2024 Appointed Outside Director (Audit and Supervisory Committee Member) of the Company (current)

1974-05-18

Yuri TATSUTA

Director and Audit and Supervisory Committee Member

Oct 1994 Joined Ohara Gakuen Educational Corporation (Lecturer, Auditing, CPA Course) Oct 1995 Joined Ota Showa & Co. (now Ernst & Young ShinNihon LLC) Oct 1997 Joined Accounting Practice Research Institute Tax Corporation Jul 2014 Opened Tatsuta Tax Accounting Office Jun 2017 Appointed Outside Director of Laurea Co., Ltd. (current) Mar 2020 Appointed Director and Audit Committee Member of Japan System Co., Ltd. Jan 2021 Established punctum Co., Ltd.; appointed Representative Director (current) Dec 2021 Appointed Outside Corporate Auditor of D.I. System Co., Ltd. (current) Mar 2022 Appointed Outside Director (Audit and Supervisory Committee Member) of the Company (current)

1968-07-10

Yoji MASUDA

Director and Audit and Supervisory Committee Member

Oct 2005 Completed the Legal Training and Research Institute of the Supreme Court of Japan Joined Fukasawa Sogo Law Office Oct 2018 Appointed Corporate Auditor of Tokyo University of Science Innovation Capital Co., Ltd. (current) Feb 2020 Joined Tokyo Excel Law Office (current) Aug 2020 Appointed Outside Corporate Auditor of the Company Jun 2021 Appointed Corporate Auditor of Ichi Kensetsu Co., Ltd. (current) Appointed Auditor of Tokyo University of Science Educational Corporation (current) Mar 2022 Appointed Outside Director (Audit and Supervisory Committee Member) of the Company (current)

1978-10-06

Large Shareholding Reports