| 1922 |
Takata Motor Research Institute was founded by Takata Masuzo and Ginji Takei. |
| 1925 |
Renamed as Takata Motor Enterprise. |
| 1930 |
Tokyo Plant was moved to Osaki with 25 employees. |
| 1932 |
Renamed Takata Motor Manufacturing Corporation and reestablished as a company. |
| 1935 |
Takata Motor developed Outboard Motor 2F-50. |
| 1939 |
Renamed Tokyo Hatsudoki Corporation. |
| 1943 |
Okaya Plant was built due to the anticipation of an aerial attack in Tokyo. |
| 1948 |
Production of agricultural engine was started and irrigation pump VB series was produced. |
| 1949 |
VC-50, 1st small portable fire pump in the domestic market, was developed. |
| 1950 |
Tokyo Hatsudoki was listed on Tokyo Stock Exchange. |
| 1953 |
Puppy, 48cc motorcycle was released. |
| 1956 |
Tokyo Hatsudoki started production of outboard motors. 1st models were named OB series. |
| 1957 |
Micro-mini agricultural engine was released. |
| 1960 |
Tokyo Hatsudoki accounted loss and dividend was cut down to zero.
Runpet CA2 was introduced and won clubman races. |
| 1961 |
Tokyo Hatsudoki was corporatized under Fuji Electric Manufacturing Corp. |
| 1962 |
1st Tokyo Boat Show was held. |
| 1965 |
Under the Rehabilitation Act, Tokyo Hatsudoki ceased its production of motorcycles. |
| 1966 |
Fire fighting pump V50A was introduced. |
| 1968 |
Headquarters moved to Azusawa, Itabashi. |
| 1969 |
Tokyo Hatsudoki started production of engines for snowmobiles for Rupp Corp. in U.S. |
| 1970 |
Tokyo Hatsudoki introduced B38A, Japan’s 1st 25-horsepower outboard motor. |
| 1972 |
Name of the company was changed to Tohatsu Corporation. |
| 1974 |
CJ1000, Cold Jet for 2-ton class trucks was released. |
| 1976 |
Outboard motor M35A was introduced. |
| 1980 |
M55A (55-horsepower) outboard motor was introduced. |
| 1984 |
Tohatsu affiliated with Nissan Motors and began to supply outboards to Nissan in OEM basis. |
| 1986 |
3-cylinder, 90-horsepower outboard motor M90A was introduced. |
| 1988 |
Tohatsu established a joint venture company “Tohatsu Marine Corporation” with Brunswick. |
| 1989 |
M140A outboard motor debuted. |
| 1990 |
Low-noise fire fighting pump V46A was introduced. |
| 1991 |
Small and lightweight outboards, M2.5A, M4C, and M6B were released. |
| 1992 |
Outboard motors, M70B and M60B were launched. |
| 1998 |
MFS5A with 1-cylinder and 123cc was introduced. |
| 1999 |
4-stroke MFS9.9A, MFS15A outboard motors were released. |
| 2000 |
TLDI MD50A was introduced.
Portable fire fighting pump VC52A was introduced. |
| 2001 |
TLDI MD90A, and 4-stroke MFS30A were launched. |
| 2005 |
Tohatsu Marine Corp. relocated at the new plant in Komagane.
4-stroke EFI model MFS25/30 debuted. |
| 2006 |
TLDI MD115A was released.
VF53AS, portable fire fighting pump with environmentally-friendly 4-stroke engine was released. |
| 2007 |
Tohatsu celebrated its 75th anniversary. |