| March, 2006 |
Established ATTO Co., Ltd. (Capital JPY8,000,000, at Shimura 1-chome, Itabashi-ku, Tokyo) |
| January, 2007 |
Moved to Funado 1-chome, Itabashi-ku, Tokyo |
| January, 2008 |
Converted to Stock Company |
| January, 2009 |
Increased capital to 10 million yen |
| December, 2009 |
Moved to Nihonbashihoncho, 4-chome, Chuo-ku, Tokyo |
| October, 2010 |
Established the Office in ChongQing |
| December, 2011 |
Moved Head office to Nihonbashikodenmacho, Chuo-ku, Tokyo |
| July, 2012 |
Renamed the Office in ChongQing ATTO(ChongQing)Co., Ltd. (Capital JPY8,000,000 - 100% subsidiary) |
| March, 2013 |
Increased capital to 50 million yen |
| June, 2015 |
Established the Office in ShangHai |
| April, 2016 |
Increased capital to 80 million yen |
| September, 2016 |
Moved Head office to Nihonbashihoncho, 2-chome, Chuo-ku, Tokyo |
| December, 2020 |
Moved Head office to Nihonbashimuromachi, 4-chome, Chuo-ku, Tokyo |
