Company Overview
Company Name
esa Inc. (esa stands for environmental solutions architect)
Established
March 1, 2022
Capital
42,499,200 yen
Representative
President and CEO Chikako Kurokawa
Headquarters
0 Club, 3rd Floor, Shin-Otemachi Building, 2-2-1 Otemachi, Chiyoda-ku, Tokyo
Factory
1-2 Shinyabata, Yuki City, Ibaraki Prefecture esa inc. Yuki Factory
Telephone
+81-50-1752-6866 (Weekdays 10:00–18:00 JST)
Business Activities
・Recycling and regeneration of plastics and marine plastics, and pellet production
・Manufacturing and sales of resin-based products
・Design and manufacturing of recycling equipment and machinery
・Environmental consulting and marketing servicesNumber of Employees
30 members (including executives, temporary staff, and contractors; as of October 1, 2025)
Major Investors
MIYAKO CAPITAL Co., Ltd.
Energy & Environment Investment, Inc.
CBC Co., Ltd.
Dai Nippon Printing Co., Ltd.
HOKKAN HOLDINGS LIMITED
Shizuoka Capital Company Limited
History
2022
Mar 2022
Company established
Apr 2022
Saitama factory begins operations, recovery of semiconductor cover tape begins
Jun 2022
Business partnership agreement signed with Tsuneishi Kamtecs
Jul 2022
260 million yen investment from Miyako Capital
Aug 2022
Joint research with Kyoto University begins
Dec 2022
Successful pelletization of PE composites from test packaging film
2023
Feb 2023
Start of sales of composite pellets overseas
Jun 2023
Business alliance with Tohko Shoji, modification of PET production line, start of testing
Aug 2023
Full-scale recovery of olefin- and PET-based composites and crushed materials begins
Oct 2023
Repla wins Good Design Award
Oct 2023
Received two Corporate Awards at the EcoTech Grand Prix
Dec 2023
Additional 100 million yen investment from Miyako Capital
2024
Jan 2024
Shimojima and Sagasiki launch Repla bag development and sales
May 2024
Runner-up at Startup World Cup Kyoto
Jul 2024
Finalist at IVS2024 LAUNCHPAD KYOTO
Jul 2024
Raises 450 million yen from Environmental Energy Investment and CBC
Oct 2024
Raises 120 million yen from Dai Nippon Printing, Hokkan Holdings, and Shizuoka Capital
2025
Mar 2025
Official launch of “8 Hachi Media,” platform for sustainable initiatives
Aug 2025
Headquarters relocated to “0 Club,” an innovation hub specializing in manufacturing tech
Sep 2025
Receives Audience Award at FASTER Demo Day by SME Support Japan
Sep 2025
Selected to participate in Ricoh’s integrated accelerator program “TRIBUS 2025”
Sep 2025
Selected for Mitsubishi UFJ Morgan Stanley Securities’ Japan Inclusive Ventures Lab (JIVL)
Oct 2025
Selected for Tokyo’s Investment Promotion Program for Manufacturers
Transforming all plastics
into
sustainable resources.
Transforming all plastics into sustainable resources.
For inquiries about composite plastic recycling, licensing partnerships, or requests for interviews and speaking engagements, please feel free to contact us.
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