- 1893
- Founder Kiyoshi Yamamoto was born in Izushi Town, Hyogo Prefecture.
- 1917
- Established Yamamoto Yogyo Shoten as a brick and ceramic tiles distributor in Kita-ku, Osaka.
- 1940
- Obtained a patent for "Lath Mosaic," a mural mosaic technique, and established Nihon Tohrisha. Also started exporting overseas.
- 1953
- Granted patent for "CERASTONE" (marble mosaic), an exterior wall material using granulated ceramics.
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- Established Yamamoto Yogyo Research Institute in Tagawa, Higashiyodogawa-ku, Osaka.
- 1957
- Succeeded in developing and launched "·CERASKIN" (sand granular ceramic sprayed tiles), for the origin of colored ceramics.
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- Began manufacturing, sales, and installation in Shibata-cho, Kita-ku, Osaka City.
- 1961
- Removed headquarters and factory to Nishi-Awaji, Higashi-Yodogawa-ku, Osaka City.
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- Reorganized into corporation, starting Yamamoto Yogyo Kako Co., Ltd., with a capitalization of two million yen.
- 1964
- Set up Seto Factory in Seto City, Aichi Prefecture.
- 1968
- Removed headquarters and factory to Settsu City, Osaka Prefecture.
- 1969
- Founder Kiyoshi Yamamoto passed away, and Hiromichi Yamamoto assumed President.
- 1972
- Established Seto Ceramy Co., Ltd., as a raw material supply company.
- 1976
- Developed "CERASKIN ROLLER," a finishing material designed for application using a roller, and began sales.
- 1977
- Factory certified under Japan Industrial Standards (JIS).
- 1982
- Set up and removed production facilities (site area: 11,500 m2) at Haio, Saiji, Fukusaki-cho, Kanzaki Township, Hyogo Prefecture.
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- Also removed Head Office to Minami-Suita, Suita City, Osaka Prefecture.
- 1985
- A series of finishing materials blended with colored ceramic aggregates were integrated and branded as "COLOR CERAMICS."
- 1986
- Developed "CERACAST," a stone-like finish coating material, and began sales.
- 1987
- Developed "TERRAX," with an earthen wall pattern and the "CERAFLAT" featuring a smooth natural stone-like texture, and began sales.
- 1988
- Developed "CERACUBE," with natural stone-like split texture, the "CERACAST D," featuring a travertine pattern resembling marble, and the "CERAGRANI," with a granite-like finish, and began sales.
- 1991
- Developed "U-NEX," sheet-formed with stone-like interior/exterior wall covering, and began sales.
- 1992
- Removed head office to Toyotsu-cho, Suita City, Osaka Prefecture.
- 1994
- Developed "KOTEFINE," trowel-type finish coatings, and began sales.
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- Developed "DEBAN," a dry-type finishing material composite board, and began sales.
- 1997
- Established a technology center building in the factory.
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- Developed "MOLDFOAM," a landscape material for civil engineering and construction and began sales.
- 2000
- Developed "TERRAX2000," a finishing coating material that uses pigments to achieve vivid colors, and began sales.
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- Developed “REISO,” finishing coating material for diatomaceous earth interiors and began sales.
- 2002
- Head Office, Osaka Branch Office, and Fukusaki Factory obtained ISO9001:2000 certification.
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- Developed "TERAWALL Si," a creative patterned finish coating material, and began sales.
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- Developed "VESTREFINE," a roof coating of silicone blended, and began sales.
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- Developed "MULTISTONE," a finish coating material that creats a granite-like appearance with easy application, and began sales.
- 2003
- Developed "YUKACERA," a finishing coating material for floors, and began sales.
- 2004
- Developed high-weather-resistant silicone finishing materials with cast patterns "GOOD CERA-G CAST," ripple patterns "GOOD CERA-G ROLLER," and sand-finished washout patterns "ARENAMURO," and began sales.
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- Developed "HICYCOLOR," a finishing coating for wall renovation, and began sales.
- 2005
- Developed "AYAKA," a multicolor interior finishing coating material and began sales.
- 2009
- Developed "GRATE,'' which can be applied with a trowel to create a stone-like appearance and began sales.
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- Developed a series of ultra weather-resistant fluorine finish coatings and began sales.
- 2010
- Developed "OPTIMACOAT," a photocatalytic paint with self-cleaning function and began sales.
- 2011
- Developed "TERAWALL V," a silicone-based micro-elastic creative finish coating material and began sales.
- 2012
- Developed "TERACOOL Si," a heat-blocking energy-saving paint that blocks the sun's heat and began sales.
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- Developed "TERRASHIKKUI," a creative finishing coating material that improves air quality with plaster and began sales.
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- Toshiki Yamamoto assumed President.
- 2013
- Developed and began sales "VESTREFINE COOL," an advanced version of the ultra-high weather-resistant roof coating material "VESTREFINE COOL Type,'' which shows no signs of deterioration for more than 10 years after installation, with energy-saving features added.
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- Developed "NEOFRESH DANNETSU," a micro-elastic heat-insulating energy-saving paint and began sales.
- 2014
- Developed "REFINE SYSTEM," designed specifically for detached siding renovations, and began sales.
- 2015
- Developed "NEOFRESH TIARA VS," a multicolor patterned paint, and began sales.
- 2016
- Developed "New House Series" and began sales.
- 2018
- Developed "MADESTONE VS [Takumi no Ishi]" and "MADESTONE VF [Takumi no Ishi]," new stone-like finish coating materials, and began sales.
- 2021
- Developed "HICYART VM COOL TYPE," featuring a matte look, and began sales.
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- Developed "NEOFRESH TIARA ROLL VS" and "NEOFRESH TIARA ROLLER VM," multicolor patterned paints that can be applied using a roller, and began sales.
- 2023
- Becomes a wholly-owned subsidiary of ASAHI EITO Holdings Corporation.
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- Yasushi Ueno assumed President.
