| 1927 | MAY. | Founder CHIYOJI HAYAMI started Radio Shop |
|---|---|---|
| 1948 | JUN. | Began production of Japanese musical instrument strings（strings of Shamisen and Koto） |
| 1950 | APR. | Began production of Hamilon Dial Cord |
| 1954 | APR. | Incorporated and established as HAYAMI GAKKI-ITO CO.,LTD. |
| 1964 | APR. | Electrical Equipment Sales Department was separated as a distinct corporation,Hayami Electric Co., Ltd. |
| 1966 | MAY. | Began production of Hamilon Audio Speaker Grill cloth |
| 1972 | NOV. | Established Tokyo Office |
| 1975 | APR. | Began planning and sales of Hamilex Audio Rack |
| 1977 | APR. | Company name was changed to HAYAMI INDUSTRY CO.,LTD |
| 1978 | JUN. | GORO HAYAMI installed as President |
| 1983 | OCT. | Began planning and sales of Computer Desk |
| 1984 | NOV. | Established Osaka Office |
| 1986 | NOV. | Established Fukuoka Office |
| 1988 | JAN. | Established Sendai Office |
| MAR. | Began sales of imported TIMEZ product | |
| 1989 | JAN. | Completed computer network linking nationwide sales office |
| 1990 | OCT. | Established TIMEZ CORPORATION |
| 1999 | JUN. | HENRY HAYAMI installed as President |
| OCT. | TIMEZ CORPORATION was renamed to HAYAMI TRADING CO.,LTD | |
| 2000 | NOV. | Established Homepage |
| 2003 | APR. | The 50th anniversary of establishment of HAYAMI INDUSTRY CO.,LTD |
| NOV. | HAMILON Department acquired ISO9001 certification | |
| 2005 | APR. | Established Nagoya Office |
| 2005 | JUN. | Tokyo/Osaka Office promoted to Branch |
| 2007 | APR. | Acquired PRIVACY MARK certification |
| 2010 | MAY. | Established Sapporo Office |
| 2011 | JUN. | ERICK HAYAMI installed as President |
