- Apr. MF Business Team established within Kitazawa Valve Co., Ltd. and a clean room installed at Nagasaka Plant; research of hollow fiber membrane manufacturing technology begins.
- Apr. Developed high-precision hollow fiber membranes and began marketing "gas line filters" for semiconductors.
- Apr. Launched sales of "OASICS" water purifiers.
- May Began selling filters for dental applications.
- Apr. Begins sales of "air guns" and enters the general industrial field.
- Jul. Company name changed to KITZ Corporation.
- Apr. Launched sales of "Water Gun"
- Oct. Succeeded in commercialization of the world's first all-olefin hollow fiber membrane filter "Polyfix"
- Apr. Reorganized from MF Business Team to "MF Business Department"
- Oct. Moved manufacturing division to Suwa Plant for production expansion
- Mar. Suwa Plant acquires ISO 14001 certification.
- Oct. ISO9001 certification acquired
- Apr. KITZ Microfilter Inc. established as a spin-off from KITZ Corporation.
- Nov. Home-use water purifier "Purifree" goes on sale.
- May Head office moved to Suwa, Tokyo branch opened
- Dec. Started sales of Polyfix 5nm all-polyethylene specification
- Jul. Started sales of I-type under-sink water purifier "OASICS PREMIUM"
- Jan. Tokyo Branch moves to Nihonbashi.
- Apr. Oasix Sales Department Kyushu Sales Office established
- Sep. Chino Plant completed (in KITZ Chino Techno Park)
- Oct. Head office moved to Chino City (Chino Plant)