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| 1873 | Ichisuke Katakura starts sitting-style silk reeling employing 10 people in Kawagishi village (today's Okaya-shi), Suwa-gun, Nagano | |
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| 1878 | June | Kanetaro Katakura opens Kaito Silk Mill with Western-style machines employing 32 people in Kawagishi village |
| 1895 | Katakura Gumi established in line with expansion of silk reeling business, a branch opened in Kyobashi, Tokyo | |
| 1920 | March | Katakura Silk Spinning Co., Ltd. (capital: ¥50 million) established as successor to the Katakura Gumi Headquarters moved to Kyobashi, Tokyo |
| 1930 | July | Sericulture laboratory (today's Bioscience Research Center) established Start of Research & Development Division operations |
| 1939 | September | Merger with former government-owned Tomioka Silk Mill (Tomioka Silk Mill Co., Ltd.) |
| 1943 | November | Name changed to Katakura Industries Co., Ltd. |
| 1946 | November | Omiya Factory opened Start of Machinery Electronics Business Division operations |
| 1949 | May | Listed on the First Section of the Tokyo Stock Exchange |
| 1954 | May | Katakura Hudson Socks Co., Ltd. established Manufacture and sale of "Caron" brand women's socks Start of Clothing Business Division operations |
| 1973 | March | Toride Shopping Plaza opened (closed in 2007) Start of shopping center business |
| 1975 | April | Katakura Horticultural Center, Yamanashi Branch opened (today's New Life Katakura, Isawa Store) Start of Retail Business Division operations |
| 1987 | March | Tomioka Plant (former government-owned Tomioka Silk Mill) closed down |
| 1992 | June | Omiya Factory moved to Kazo-shi, Saitama (today's Kazo Plant) |
| December | Last silk mill, the Kumagaya Plant, closed down, ending 121 years of sericulture | |
| 2000 | November | Katakura Silk Memorial Hall opened |
| 2004 | September | Cocoon Shintoshin shopping center opened |
| 2005 | September | Tomioka Plant (former government-owned Tomioka Silk Mill) buildings donated to Tomioka-shi |
| 2008 | August | Ogran Japan Co., Ltd. established |
| 2011 | October | Headquarters moved to Akashicho, Chuo-ku, Tokyo |
| 2013 | April | Tokyo Square Garden opened |
| 2014 | September | Katakura Care Partner Senior day care service(Nishi Oi) opened |
| 2015 | March | Katakura Care Partner Senior day care service(Musashisakai) opened Cocoon Terrace Inokashira opens |
| April | Cocoon City Cocoon 2 opens | |
| July | Cocoon City Cocoon 3 opens Mulberry Garden Cocoon City store opens |
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| 2017 | March | Katakura Silk released for sale |
| July | Inokashira Silver Residence opens | |
| 2018 | April | Cocoon Daycare Center at Cocoon City opens |
