| Dec 1968 | The company is founded. Akihiko Terada(Founder) starts medical administrative services business. |
|---|---|
| May 1971 | The company starts on-site lessons for medical administration. (start of education business). |
| Oct 1972 |
The company expands the medical administrative services business across the country. |
| Aug 1973 | The company is established as Child Care Academy Co., Ltd. |
| Aug 1975 | Child Care Academy Co., Ltd. changes corporate name to "NICHIIGAKKAN CO., LTD.". |
| Aug 1980 | Establishes branch offices in all 47 prefectures. |
| Jul 1995 | The company is registered as an OTC company. |
| Apr 1996 | Launches long-term care business with a focus on in-home care. |
| Mar 1999 | The company is listed on the Tokyo Stock Exchange Second Section. |
| Apr 2000 |
Long-term care Insurance Guidebook Establishes 770 nursing care facilities in response to the introduction of the long-term care insurance system (a full-scale expansion of long-term care business). |
| Sep 2002 |
Tokyo Stock Exchange The company is listed on the Tokyo Stock Exchange First Section. |
| Apr 2003 | The compnay enters the childcare business. |
| Dec 2004 | The company starts long-term preventative care services. |
| Nov 2007 | The company expands on full-scale facility-care services. |
| Feb 2018 | Launched "Sunny Maid Service" business accepting foreign workers under the National Strategic Special Zones to provide housekeeping services |
| Nov 2020 | Went private due to MBO |