TANAKA Co.Ltd.

1950: Tanaka Toy Store founded

1960: Started manufacturing and sales of election public posters and election supplies

1961: Tanaka Corporation established / Capital of 1 million yen

1964: Invited from Mito Village, opened Mito factory, and entered the slip printing business

1967: To expand the operations of the Information Media Division, introduced a rotary press, and opened a Tokyo sales office to expand sales

1970: Entered the business form printing, expanded the new Mito factory building, and increased capital to 6 million yen

1973: To expand the operations of the Information Media Division, opened Mito sales office; the Building Materials Division (now Housing Materials Division) was established, and metal fittings and nails were sold under the Omega trademark; increased capital to 18 million yen

1975: Increased capital to 36 million yen due to business development

1977: To expand the operations of the Information Media Division, opened Utsunomiya sales office

1980: Due to business development, relocated head office to Shimohakata, Tsuchiura City, and increased capital to 72 million yen

1981: To expand the operations of the Information Media Division, opened Koriyama branch; to expand the operations of the Building Materials Division (now Housing Materials Division), opened Fukuoka sales office

1983: Established Z Mark hardware

1985: To expand the operations of the Building Materials Division (now Housing Materials Division), opened Shinnotone factory

1987: To expand the operations of the Building Materials Division (now Housing Materials Division), opened Osaka sales office

1988: To expand the operations of the Election Display Division, opened Kasumigaura factory

1989: The Building Materials Division (now Housing Materials Division) was spun off, and Tanaka Steel Industry Co., Ltd. was established

1991: To expand the operations of the Information Media Division, opened Maebashi sales office; entered color printing; built Tsukuba No. 1 factory

1992: New construction of Edozaki Factory to expand the information media division / Capital increased to 93.6 million yen

1995: Established Tanaka Information Business Inc. to expand the information media division to Fukushima area

1997: Merged with Tanaka Steel Industry Inc. and increased capital to 98.6 million yen to expand the housing materials division / Opened Nagoya and Ibaraki sales offices

1998: Expanded Edozaki Factory to consolidate the information media division / Built Tsukuba Factory as a production base for the housing materials division

2000: Opened Sendai Sales Office to expand the housing materials division

2001: Opened Hiroshima Sales Office to expand the housing materials division / Acquired ISO9001 certification as part of quality management system

2003: Obtained Privacy Mark certification as a system for proper protection of personal information / Entered data print services in the information media division

2005: Obtained ISO14001 certification as part of environmental management system / Built a unified management system with ISO9001 / Opened Sapporo Sales Office to expand the housing materials division

2006: Relocated head office to Fujisawa, Tsuchiura City due to business development

2007: Established Information Security Department as an environmentally conscious information security measure in the information media division / Started Aiseco business

2008: Opened TC Housing Support Association Office in the housing materials division / Obtained FSC forest certification in the information media division to consider forest environmental conservation

2009: Strengthened information security in the information media division and obtained ISMS certification

2010: Launched nationwide deployment of new metal fitting method (SS Multi) in the housing materials division

2012: Established Tanaka Kansai Display Inc. to expand poster display board sales channels in the Kansai area

2014: Merged Tanaka Information Business Koriyama & Fukushima to improve sales efficiency and strengthen operations

2015: Opened Niigata Sales Office to expand the housing materials division

2016: Expanded Tsukuba Factory to expand the housing materials division

2022: Integrated Tsukuba Factory and Shinritone Factory to expand the housing materials division

2023: Merged with Tanaka Information Business Inc. to expand the information media division

2025: Built a new Miho Business Office to expand operations

2026: To expand operations of the Information Media Division, opening of Niigata branch