Tokyo Ohka Kogyo Co., Ltd. (TYO:4186)
Japan flag Japan · Delayed Price · Currency is JPY
4,007.00
-47.00 (-1.16%)
Jul 18, 2025, 3:30 PM JST

Tokyo Ohka Kogyo Company Description

Tokyo Ohka Kogyo Co., Ltd. manufactures and sells chemical products and process equipment in Japan and internationally.

The company offers g/i-Line, KrF excimer laser, ArF excimer laser, and EUV photoresists; wet etching and deep dry etching resist; developer and rinse, and stripping solution; thinner; adhesion enhancing, DSA, reflective multilayer, and file formation materials.

It provides semiconductor packaging manufacturing products, including lift-off, bump formation, redistribution layer resist, as well as photosensitive liquid repellent coating materials, protective coating materials, and adhesives; CMOS sensors and driving support system; transparent materials and photosensitive permanent films; and display and black resist.

In addition, the company offers Sievewill, a life science research tool that traps cells and allows solutions to pass through; photo patternable permanent materials for structure fabrication/photo patternable adhesives materials; optical materials, such as NIL and hydrophilic coating materials; and high functional materials comprising porous polyimide film and mmWave absorber.

Further, it is involved in the provision of insurance agency services. The company was incorporated in 1940 and is headquartered in Kawasaki, Japan.

Tokyo Ohka Kogyo Co., Ltd.
CountryJapan
Founded1940
IndustryHardware, Equipment & Parts
SectorTechnology
Employees1,996
CEONoriaki Taneichi

Contact Details

Address:
150 Nakamaruko
Kawasaki, Kanagawa 211-0012
Japan
Phone81 44 435 3000
Websitetok.co.jp

Stock Details

Ticker Symbol4186
ExchangeTokyo Stock Exchange
Stock TypeCommon Stock
Fiscal YearJanuary - December
Reporting CurrencyJPY
ISIN NumberJP3571800006
SIC Code2800

Key Executives

NamePosition
Noriaki TaneichiChief Executive Officer
Okikuni TakaseChief Financial Officer