Overview
Chemicals

ReproCELL Incorporated

REPROCELL Inc. is a Japan-based life science company centered on iPS cell technology, operating two core segments: Research Support and Medical. The Research Support segment provides iPS cell-related research reagents, human biosamples (including a ~600,000-specimen biobank via REPROCELL USA), contract research services, and cell measurement instruments to universities, public research institutes, and pharmaceutical companies globally. The Medical segment focuses on regenerative medicine product R&D (including Stemchymal for spinocerebellar degeneration, iPS-derived neural-glial cell products for ALS, TIL therapy, and GPC-1 CAR-T therapy), GMP-compliant iPS cell CDMO services, and clinical testing services including HLA typing and the 'Wellmill' mail-in hormone testing service.

Market Cap
¥12.7B
US$80.8M
EV
¥4.16B
US$26.5M
Stock¥122▲+0.83%
US$1 = ¥156.80 (2026-10-23)
LTM EV/EBITDA
NM
LTM EV/EBIT
NM
LTM PER
NM
LTM PBR
1.4
x
Stock vs TOPIX (1Y, base=100)vs TOPIX ▼-53.5%pt
1001
Oct 24, 25 – Oct 23, 26StockTOPIX
1Jan 15, 26FY2025 full-year earnings revision upward
MC → EV Bridge
12.7BUS$80.8MMarket Cap0.00BUS$0.00M+ Debt2.00BUS$12.7M− Cash6.51BUS$41.5M− Inv. Sec.4.16BUS$26.5MEV
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Performance & Balance
Revenue 5Y (¥B)
2.23US$14.2M'22/32.95US$18.8M'23/32.43US$15.5M'24/32.98US$19.0M'25/32.23US$14.2M'26/3
EBITDA 5Y (¥B)
-0.64-US$4.11M'22/3-0.31-US$1.98M'23/3-0.37-US$2.39M'24/3-0.08-US$0.52M'25/3-0.86-US$5.47M'26/3
Net Income 5Y (¥B)
-0.58-US$3.67M'22/3-0.31-US$1.95M'23/3-0.03-US$0.20M'24/30.10US$0.66M'25/3-0.59-US$3.77M'26/3
Capital Structure
100%
EquityD/E 0.00xDebt
Liquidity vs Debt 5Y (¥B)▲ Net Cash
CashInv. Sec.Debt
5.18US$33.1M0.08US$0.51M'22/32.92US$18.6M'23/34.32US$27.6M'24/37.23US$46.1M'25/34.52US$28.8M'26/3
Shareholders
Top 10 hold 7.3%
1
Shuji YOKOYAMA
1.21%
2
Satoru NAKANO
1.05%
3
Ueda Yagi Tanshi Co., Ltd.
0.87%
4
Teruo ISOHATA
0.87%
5
STATE STREET BANK AND TRUST COMPANY 505223 (Standing Proxy: Mizuho Bank, Ltd.)
0.76%
6
Japan Biomaterial Center Co., Ltd.
0.59%
7
Norio NAKATSUJI
0.52%
8
Masanori SHIIBASHI
0.49%
9
Asahi Sanso Co., Ltd.
0.47%
10
Kenichi ARAI
0.47%
Management
6 officers
Shuji YOKOYAMA
Representative Director, President
Apr 1996 Joined McKinsey & Company Aug 1997 Joined Sumitomo 3M Limited Jul 2004 Joined the Company Oct 2004 Director of the Company Nov 2005 Representative Director, President of the Company (current) Feb 2014 Representative Director, RC Partners Co., Ltd. (current) Jul 2016 Chairman and Director, REPROCELL Europe Ltd. (current) Sep 2016 Chairman and Director, REPROCELL USA Inc. (current) Jun 2019 Representative Director, MAGiQ Therapeutics Co., Ltd. (current) Oct 2020 Chairman and Director, Bioserve Biotechnologies India Pvt. Ltd. (current)
1968-04-20
Daisuke USUI
Director, COO
May 1997 Joined NOF Corporation Oct 2003 Joined HOYA Corporation Sep 2015 Joined the Company Jun 2016 Director of the Company (current) Jun 2016 Director, RC Partners Co., Ltd. (current) Jul 2016 Director, REPROCELL Europe Ltd. (current) Sep 2016 Director, REPROCELL USA Inc. (current) Dec 2019 Director, MAGiQ Therapeutics Co., Ltd. (current) Nov 2020 COO of the Company (current) Dec 2020 Director, Bioserve Biotechnologies India Pvt. Ltd. Sep 2022 CEO and Director, Bioserve Biotechnologies India Pvt. Ltd. (current)
1973-10-21
Yoshiyuki YAMAKAWA
Director
Apr 1986 Joined Nippon Life Insurance Company Sep 1995 Joined Inotech Corporation, Head of Planning Office Sep 2001 Joined Sosei Co., Ltd. (now Nexera Pharmaceuticals, Inc.), General Manager of Corporate Planning Department Oct 2003 Vice President and Director, Sosei Co., Ltd. Sep 2004 Representative Director and Vice President, Sosei Co., Ltd. Dec 2006 Established Hibiki Partners Co., Ltd., Representative Director and President Jun 2008 Outside Director of the Company (current) Sep 2013 Outside Audit & Supervisory Board Member, Minoya Co., Ltd. (current) Mar 2019 Outside Audit & Supervisory Board Member, Kaiomu Bioscience Inc. Dec 2022 Chairman of the Board, Hibiki Partners Co., Ltd. (current) Mar 2025 Outside Director, Kaiomu Bioscience Inc. (current)
1962-08-21
Nobuhisa YAMASAKI
Full-time Audit & Supervisory Board Member
Apr 1976 Joined Kyowa Hakko Kogyo Co., Ltd. (now Kyowa Kirin Co., Ltd.) Apr 2009 Executive Officer, Kyowa Hakko Kirin Co., Ltd. (now Kyowa Kirin Co., Ltd.) Mar 2014 Audit & Supervisory Board Member, Kyowa Hakko Kirin Co., Ltd. Jun 2018 Outside Audit & Supervisory Board Member, Tabiko Inc. Mar 2019 Outside Audit & Supervisory Board Member, Look Holdings Inc. Jun 2022 Audit & Supervisory Board Member of the Company (current)
1954-01-30
Takanori KUSHIDA
Audit & Supervisory Board Member
Dec 2004 Joined Deloitte Touche Tohmatsu LLC Jun 2009 Registered as Certified Public Accountant Feb 2014 Registered as Certified Tax Accountant Apr 2014 Director, Social Cushion Co., Ltd. Sep 2016 Joined Reiwa Tax Accounting Corporation (current) Jun 2017 Audit & Supervisory Board Member of the Company (current) Mar 2019 Outside Director, Fourdigit Co., Ltd. (current) Apr 2020 Outside Audit & Supervisory Board Member, Edge Technology Inc. Apr 2022 Outside Director, Kotaeru Holdings Inc. (current) Sep 2022 Auditor, Kamiyama Gakuen Kamiyama Marugoto National Institute of Technology (current)
1977-01-12
Yoshiyuki MURAI
Audit & Supervisory Board Member
Apr 1991 Joined Yamanouchi Pharmaceutical Co., Ltd. (now Astellas Pharma Inc.) Jun 2001 Joined Jafco Co., Ltd. (now Jafco Group Co., Ltd.) Mar 2011 Established Smart Knowledge Inc., Representative (current) Aug 2020 Audit & Supervisory Board Member of the Company (current)
1964-03-17
Large Shareholding Reports
Merrill Lynch International
2026-10-22
5.04%→2.58%
Merrill Lynch International
2026-09-25
5.04%
Heights Capital Management, Inc.
2026-09-14
10.85%→8.25%
Heights Capital Management, Inc.
2026-09-10
5.95%→10.85%
Merrill Lynch International
2026-09-07
5.33%→4.19%
Heights Capital Management, Inc.
2026-08-24
8.70%
Heights Capital Management, Inc.
2026-07-28
8.70%→5.95%
Heights Capital Management, Inc.
2026-07-24
3.40%→8.70%
Heights Capital Management, Inc.
2026-06-22
5.81%→3.40%
Heights Capital Management, Inc.
2026-06-18
5.81%
Disclosures
No disclosures
Primary Source Filings
EDINET
2026-10-22
Large Shareholding Report
EDINET
2026-09-25
Large Shareholding Report
EDINET
2026-09-14
Large Shareholding Report
EDINET
2026-09-10
Large Shareholding Report
EDINET
2026-09-07
Large Shareholding Report
EDINETAmended
2026-08-24
Change Report
TDnet
2026-08-13
Q1 Earnings Flash
FY ending Mar 2027
EDINET
2026-07-28
Large Shareholding Report
EDINET
2026-07-24
Large Shareholding Report
EDINET
2026-06-26
Annual Securities Report
Period: Apr 2025 – Mar 2026
EDINET
2026-06-22
Large Shareholding Report
EDINET
2026-06-18
Large Shareholding Report
TDnet
2026-02-12
Q3 Earnings Flash
FY ending Mar 2026
EDINET
2025-11-13
Semi-Annual Securities Report
Period: Apr 2025 – Mar 2026
TDnet
2025-08-13
Q1 Earnings Flash
FY ending Mar 2026
EDINET
2025-06-26
Annual Securities Report
Period: Apr 2024 – Mar 2025
TDnet
2025-02-13
Q3 Earnings Flash
FY ending Mar 2025
EDINET
2024-11-13
Semi-Annual Securities Report
Period: Apr 2024 – Mar 2025
TDnet
2024-08-13
Q1 Earnings Flash
FY ending Mar 2025
EDINET
2024-06-25
Annual Securities Report
Period: Apr 2023 – Mar 2024
EDINET
2024-02-09
Quarterly Securities Report
Period: Oct 2023 – Dec 2023
EDINET
2023-11-10
Quarterly Securities Report
Period: Jul 2023 – Sep 2023
EDINET
2023-08-10
Quarterly Securities Report
Period: Apr 2023 – Jun 2023
EDINET
2023-06-27
Annual Securities Report
Period: Apr 2022 – Mar 2023
EDINET
2023-02-10
Quarterly Securities Report
Period: Oct 2022 – Dec 2022
EDINET
2022-11-09
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
2021-11-12
Quarterly Securities Report
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