| May 1958 |
Established Chunichi Cleaner Industry for cleaning, building maintenance, civil engineering and landscaping.
Headquarter : 2-4 Uenomiyacho, Nakamura-ku, Nagoya-city, Aichi pref.
Capital : 1 million yen
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Founder : Kanji Honda |
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| Aug. 1961 |
Haruhi office was established in Haruhi center of Toyota Motor Corporation. |
| Mar. 1964 |
Toyota sales office was established. |
| Sep. 1967 |
Kamigo office was established in Kamigo center of Toyota Motor Corporation. |
| Jul. 1969 |
Toyohashi sales office was established. |
| Aug. 1969 |
Meiko office was established in Meiko center of Toyota Motor Corporation. |
| Dec. 1970 |
Kariya office was established. |
| May 1972 |
Chita sales office was established. |
| Sep. 1974 |
Nissin office was established in Nisshin training center of Toyota Motor Corporation |
| Sep. 1976 |
New head office was built and moved to there (26-4 Imaike Minami, Chikusa-ku, Nagoya-city) |
| Jan. 1977 |
Increased the capital to 40 million yen. |
| Feb. 1978 |
Opened Oguchi office in Oguchi center of Toyota Motor Corporation. |
| Oct. 1978 |
Tokyo office was established. |
| Feb. 1980 |
Toyota sales office was upgraded to Toyota branch. |
| Feb. 1981 |
The new office "Narumi office" was established as construction department. |
| Dec. 1981 |
Tokyo sales office was upgraded to Tokyo branch. |
| May 1982 |
Increased the capital to 60 million yen. |
| Sep. 1982 |
Kiyoharu Honda was appointed to president because of passing away of Kanji Honda. |
| Apr. 1993 |
Toyota branch was newly built and moved to there (10-23-9 Yamanote, Toyota-city) |
| May 1994 |
The south branch was opened. |
| Jul. 1996 |
Mie sales office was established. |
| Apr. 1997 |
Narumi sales office was opened. |
| Jun. 1997 |
Increased the capital to 66 million yen. |
| Apr. 1998 |
Narumi office was moved to New one(5-281 Urasato, Midori-ku) |
| Apr. 1998 |
Changed the company name to Chunichi Copro Co., Ltd. |
| Feb. 1999 |
Obtained "ISO 9002" certification (Cleaning and facility management service) |
| Jun. 2000 |
Established training center for cleaning in Narumi sales office. |
| Mar. 2003 |
Obtained "ISO 9001" (Cleaning, facility management, and construction management service) |
| Jun. 2003 |
Opened Gifu office. |
| Apr. 2004 |
Obtained "ISO 14001" certification.
(Office work and water analysis for building maintenance and construction service) |
| Mar. 2006 |
Toyota branch was newly built and moved to there (15-6-6 Obayashi-cho, Toyota -city) |
| May 2008 |
50th anniversary of the founding |
| May 2009 |
Kiyoharu Honda was appointed to chairman,
and Toshiro Honda was appointed to president.
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| Oct. 2013 |
Established Chunichi Copro Holdings Co., Ltd. |
| Mar. 2016 |
Passed away Kiyoharu Honda |
| May 2018 |
60th anniversary of the founding |
| May 2018 |
Toshiro Honda was appointed to chairman, and
Masashi Honda was appointed to president. |
| Mar. 2022 |
Tokyo branch was moved to there(2-16-41 Takanawa, Minato-ku, Tokyo) |
