Tamapoly Co., Ltd.
Corporate brand
UnclaimedJapanese manufacturer of plastic films and laminate products, founded in 1956 and part of the TOPPAN Group.
Last updated September 27, 2026
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Overview
Tamapoly Co., Ltd. is a Japanese manufacturer of plastic films and various laminate products, headquartered in Toshima, Tokyo. The company was founded on May 10, 1956, in Chuo, Tokyo, by Masamichi Matsuki. It operates as a subsidiary within the TOPPAN Group, with TOPPAN Holdings Inc. listed among its affiliated companies. Tamapoly's core business covers the production and sale of plastic films and laminate products, serving packaging and industrial applications. Its product lines include film products for diverse uses and laminate products designed for high-speed filling, heat resistance, and other demanding requirements. The company emphasizes technological development to meet evolving needs for higher functionality, better economics, and environmental compatibility. As of April 1, 2026, Tamapoly employed 421 people and had capital of 472,500 thousand yen. Its most recent fiscal year results (ending March 2026) showed net sales of 30,077 million yen and ordinary profit of 3,488 million yen. Tamapoly operates multiple production sites, including plants in Gunma, Sanda (Hyogo), and Tochigi, and maintains sales offices in major Japanese cities. The current representative director and president is Yasuo Matsuki.
History
Tamapoly Co., Ltd. was established on May 10, 1956, in Chuo, Tokyo, by Masamichi Matsuki. In 1957, the company opened its Itabashi Plant in Oyama, Itabashi, Tokyo, and engaged in industry-academia technical exchange with the University of Tokyo's Institute for Nuclear Study regarding films for cosmic-ray observation balloons. In 1958, it was designated as a JIS-standard factory for agricultural PE films. The company opened its Saitama Plant in Wako, Saitama, in 1960, relocating the Itabashi Plant there. In 1961, it began laminating processed paper by extrusion lamination and obtained a patent for an improved air-cooling ring shape as a device technology to improve film thickness precision. A Tokyo Sales Office was opened in 1962 in Ikebukuro Higashi, Toshima, Tokyo. In 1963, it brought to market Japan's first LDPE film for lamination. The head office moved to Toshima, Tokyo, in 1964, and Kansai Tamapoly Co., Ltd. was established in Kadoma, Osaka. In 1966, the head office and Tokyo Sales Office moved to Minami-Ikebukuro, Toshima. Tama Processing Co., Ltd. was established in 1967 within the Saitama Plant, specializing in bag-making and slitting to maintain and improve quality. In 1968, Kansai Tamapoly was absorbed and became the Osaka Plant. In 1970, the company acquired all shares of Wako Chemical Industry and made it a subsidiary. In 1971, it launched a series of PE films for various lamination uses. The Gunma Plant was opened in Oizumi, Gunma, in 1973. In 1976, capital was increased to 157,500 thousand yen, and the Saitama Plant was closed following the completion of relocation to the Gunma Plant. An Osaka Branch was opened in 1977, and a Nagoya Sales Office in 1978. In 1979, a Processing Research Laboratory was opened in Oizumi, Gunma. In 1980, the head office and Tokyo Sales Office moved to Minami-Ikebukuro, Toshima, and the company exhibited for the first time at the Tokyo International Packaging Exhibition (and has participated every time since). In 1981, the Gunma Plant was certified as a processed hygiene factory by the Flexible Packaging Hygiene Association, and Japan's first microcomputer-controlled fully automatic inflation film machine was installed at the Gunma Plant. In 1985, subsidiary Wako Chemical Industry changed its name to Wako Co., Ltd. In 1987, the company exhibited for the first time at Interpack (Germany). In 1988, the Sanda Plant, featuring advanced cleanroom and factory automation, was opened in Sanda, Hyogo, and the Osaka Plant was fully relocated there. In 1989, the Sanda Plant was certified as a processed hygiene factory, and the company exhibited for the first time at Propack Asia. In 1992, the Processing Research Laboratory was relocated to Chiyoda, Gunma. A Kyushu Sales Office was opened in 1993. In 1994, the Osaka Branch moved from Minamikyutaro-cho, Chuo-ku to Toyosaki, Kita-ku. In 1997, the Tochigi Plant was opened in Nishikata, Tochigi, and the Kyushu Sales Office moved to Fukuoka City. In 2000, capital was increased to 315,000 thousand yen, and the Gunma Plant's film division obtained ISO9002 certification. In 2001, the Sanda Plant's film division obtained ISO9002 certification, and at the 45th ordinary general meeting of shareholders and board meeting, Masamichi Matsuki became Representative Director and Chairman, and Yasuo Matsuki became Representative Director and President. In 2002, subsidiary Wako Co., Ltd. completed a new plant in the Higashimatsuyama Industrial Park. In 2004, an annex was added to the Processing Research Laboratory. In 2005, capital was increased to 472,500 thousand yen, the Tochigi Plant was rebuilt, and the Gunma Plant's film division was certified as a "Green Partner" by Sony Corporation under its Green Partner Environmental Quality Certification System. In 2006, a Sapporo Sales Office was opened, and land for the Tochigi No. 2 Plant was acquired adjacent to the Tochigi Plant. In 2008, at the 52nd ordinary general meeting of shareholders and board meeting, Masamichi Matsuki became Director Advisor, and the film business division obtained integrated ISO9001:2000 certification. In 2010, the Tochigi Plant... (the provided history excerpt ends here).
- 1989
Sanda Plant certified as processed hygiene factory; first exhibited at Propack Asia.
- 1988
Opened Sanda Plant in Sanda, Hyogo; fully relocated Osaka Plant.
- 1987
First exhibited at Interpack (Germany).
- 1985
Subsidiary Wako Chemical Industry renamed Wako Co., Ltd.
- 1981
Gunma Plant certified as processed hygiene factory; installed Japan's first microcomputer-controlled fully automatic inflation film machine.
- 1980
Moved head office and Tokyo Sales Office to Minami-Ikebukuro, Toshima; first exhibited at Tokyo International Packaging Exhibition.
- 1979
Opened Processing Research Laboratory in Oizumi, Gunma.
- 1978
Opened Nagoya Sales Office in Nagoya City.
- 1977
Opened Osaka Branch in Osaka City.
- 1976
Increased capital to 157,500 thousand yen; closed Saitama Plant after relocation to Gunma Plant.
Products and positioning
A technology-driven plastic film and laminate manufacturer within the TOPPAN Group, focusing on high functionality, economic efficiency, and environmental compatibility.
Plastic films
Film products for various applications, searchable by grade, function, and feature.
Laminate products
Laminate products including grades for high-speed filling and heat resistance, suitable for a wide range of applications.
LDPE films for lamination
Japan's first LDPE film for lamination, launched in 1963.
Agricultural PE films
PE films for agricultural use, produced under JIS standards.
Sources5 sources
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