Tranche Update on SEIKOH GIKEN Co., Ltd.'s Equity Buyback Plan announced on August 26, 2019.

Seikoh Giken Co Ltd is a Japan-based company mainly engaged in the precision machinery-related and optical product-related business. The Company operates through two business segments. The Precision Machinery-related segment is engaged in the manufacture and sale of precision molded products such as automobile parts and electronic parts, as well as various precision molds and precision metal parts. Optical Product-related segments is engaged in the manufacture and sale of optical components and optical component manufacturing equipment such as optical connectors, cords with optical connectors, optical attenuators, ferrules, and optical connector polishers, optical component shape measuring devices, optical component inspection devices, non-feeding optical transmission devices, optical electric field sensors, high heat resistant lenses and others.