| 2007 |
Start up of our A German branch office |
2006 |
Start up of our Saitama air-conditioning system Division |
| 2002 |
Set up of our prefab house component factory |
| 1998 |
Start up of our Lumber Department 3 in Shinkiba/Tokyo |
| 1997 |
Start up of our Sagamihara Branch Office |
| 1996 |
Set up of our precut plant |
| 1995 |
Inauguration of our new head office |
| 1993 |
Achieved a sales amount of over 10 billion Yen for the first time |
| 1992 |
New company representatives by 100 years anniversary :
President : Toru Tsuzuki
Vice President : Hiroaki Tsuzuki |
| 1976 |
Start up of our new Tokyo Branch Office in Shinkiba/Tokyo |
| 1970 |
Start up of a building material sales company |
| 1965 |
Start up of our Hachioji Branch Office |
| 1960 |
Set up of a new sawmill at the Head Office site |
| 1959 |
Incorporation of Tsuzuki Mokuzai |
| 1957 |
Established Tokyo Branch Office at Fuyuki-cho, Fukagawa |
| 1937 |
Building of a sawmill in Ina City |
| 1926 |
Foundation of Tsuzuki Mokuzai store in Kami-Ina, Nagano Prefecture |
| 1890 |
Company foundation at Shimo-Ina, Nagano Prefecture |