- Business
- Tokyo Printing Ink Mfg. Co., Ltd. manufactures and sells specialty printing inks, plastic colorants, processed materials, and engages in real estate leasing. Established in 1923 and headquartered at 1-12-4 Oji, Kita-ku, Tokyo 114-0002, Japan, the company operates through four segments: Inks, offering offset inks (web offset, sheetfed offset, UV curable, newspaper, specialty), gravure inks for paper and plastic films, functional gravure inks, coatings, adhesives, inkjet inks, overprint varnishes, printing-related materials, chemicals, and equipment; Chemical Products, providing color masterbatches, functional additive masterbatches, liquid masterbatches, dry colors, paste colorants for thermosetting resins (unsaturated polyester, epoxy, urethane, acrylic), cleaning agents for molding machines, powder resins, and functional products for 3D printers and radiation measurement; Processed Products, manufacturing industrial materials (filters via rotary profile molding), packaging materials, agricultural materials (heat-retention non-woven sheets), civil engineering materials (Terracell and Groundcell for load support, soil slope protection, earth retention, disaster prevention), and mono-axial oriented films; Real Estate Rental, leasing warehouses and office buildings in Saitama Prefecture and Tokyo. The company maintains factories in Saitama (Yoshinohara, Hanyu), Gifu, Osaka, and Fukuoka; branches in Nagoya, Osaka, and Fukuoka; sales offices in Sapporo, Sendai, Niigata, Hiroshima, and Takamatsu; and subsidiaries including Tokyo Printing Ink Corporation U.S.A. in California, Tokyo Ink Trading (Shanghai) Co., Ltd. in China, Tokyo Ink (Thailand) Co., Ltd. in Bangkok, Toin Kako K.K., Hayashi Ink Seizo K.K., Tokyo Polymer K.K., Hayashi Kasei Kogyo Co., Ltd., and Arakawa Toryo Kogyo. Geographically focused on Japan with international sales and production in the U.S., China, and Thailand, Tokyo Printing Ink targets printing, plastics, packaging, automotive, consumer electronics, construction, civil engineering, agriculture, and environmental sectors. Recent developments include the March 2025 completion of its acquisition of the gravure ink and flexo ink business from T&K Toka Co., Ltd. for ¥470 million, enhancing its gravure ink portfolio; ongoing financial reporting with consolidated results for the six months ended September 30, 2025 released in November 2025; a 2022 shift to the Tokyo Stock Exchange Standard Market; 2021 acquisition of Arakawa Toryo Kogyo; 2019 acquisitions of Hayashi Kasei Kogyo and Netlon business from Tokyo Polymer; and 2015 startup of its Thailand factory as the first overseas production site.