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Overview
| Name | Chest M.I., Inc. |
| Establishment | October 10, 1965. |
| Representative | Toshiaki Hoki |
| Capital Stock | JPY 70,000,000 |
| Affiliated companies |
Unicare Corp. Yuni Kosan K.K. |
| Products |
Pulmonary Function Test System Airway Hyper Reactivity Test System Polysomnography Energy Metabolism Test System Asthma-related Products Non-invasive Ventilator Home Oxygen Concentrator Animal Test System |
| 1965, Oct. | Sanwa Seiki K.K.(the predecessor of Chest M.I., Inc.) was founded by Toshiaki Hoki in Hongo, Tokyo, with capital stock of JPY 3,000,000. |
| 1972, Nov. | The company was reorganized, the capital was increased to JPY 10,000,000. |
| 1974, Oct. | The company name was changed to Chest M.I., Inc., with prospect for expansion in worldwide market. |
| 1979, Feb. | The capital was increased to JPY 30,000,000. |
| 1980, Nov. | The capital was increased to 40,000,000. |
| 1983, May. | Hakusan Office(factory) was built in Hakusan, Tokyo. |
| 1987, Apr. | Headquarters building was built in Hongo, Tokyo. |
| 1988, Apr. | Ishikawa Prize was awarded for the invention of Airway Hyper Reactivity Test System(Astograph). |
| 1989, Jun. | Chest Denshi Kogyo K.K. was founded as a subsidiary of Chest M.I., Inc. |
| 1990, Jun. | Chest rest facilities for fringe benefit was built on Lake Yamanaka, Yamanashi. |
| 1993, Dec.. | Chest Institute of Technology(CIT) was established in a suburb of Sendai. |
| 1997, Feb. | Chest Home Care Service K.K. was founded for respiratory home care. Expansion in home care field. |