| 1940 December |
Established as Hakusan Wireless Electric Company, began manufacturing of batteryoperated household radios. Capital of 180,000 yen |
| 1943 November |
Merged with Takizawa Wireless Electric Industries Co., Ltd., renamed as Teikoku Dempa Co., Ltd. |
| 1951 February |
Produced Japan's first car radio. |
| 1958 June |
Exported car radios to U.S., creating the base for Japanese car audio exports. |
| 1959 May |
Car radio receives genuine parts specification from Nissan® Motor. |
| 1962 August |
Listed on 2nd section of Tokyo Stock Exchange. |
| 1963 October |
Developed Japan's first car stereo, began marketing August of following year. |
| 1967 September |
Saitama office opened in Toda-shi, Saitama, Japan |
| 1968 March |
Marketed Japan's first cassette car stereo. |
| 1969 August |
Listed on 2nd section of Osaka Stock Exchange. |
| 1970 February |
Upgraded from 2nd to 1st section of Tokyo and Osaka stock exchanges. |
| 1970 April |
Opened head office at Dogenzaka, Shibuya-ku, Tokyo, Japan. |
| 1970 December |
Corporate name changed to Clarion Co., Ltd. |
| 1970 December |
First overseas factory (CM) established as joint venture in Malaysia. |
| 1975 June |
Started Clarion Girl campaign, with Agnes Lum becoming first grand prix winner. |
| 1976 August |
Business-use karaoke "Karaoke 8" and cassette editing deck "Dubbing X" are marketed. |
| 1978 October |
Tohoku office opened in Koriyama-shi, Fukushima, Japan. |
| 1980 November |
Head office moved to Shibuya-ku, Tokyo, Japan. |
| 1983 July |
Factory established in France(CF). |
| 1983 November |
Gumma office established in Oura-gun, Gumma-ken. / Manufacturing company established in Mexico. |