In 1987, KIOXIA invented the world’s first NAND flash memory for data storage. The technology is now being used in applications ranging from smartphones to data centers. In fact, it serves as a foundation of the information society.
KIOXIA at a Glance
Introducing the unique strengths of KIOXIA, a global leader in flash memory and solid state drives.
A fresh start as KIOXIA
2019
On October 1st 2019, Toshiba Memory rebranded itself as KIOXIA and made a fresh start. By evolving “memory,” we create uplifting experiences and help change the world.

Flash Memory Market Share
Approx. 20%
KIOXIA ranked number two in the global flash memory industry in 2020. We had a 35% market share including that accounted for by Western Digital under our joint venture arrangement.
(based on our own research)

Sales
- Based on the audited consolidated financial statements prepared under IFRS, FY 2021 ended March 31, 2022
1,526.5 Billion Yen
Kioxia group achieved record revenue in FY21, as sales for data center / enterprise SSD grew supported by investments for cloud and enterprise IT systems, and sales for smartphones grew due to the continuing trend of increasing demand for mobile storage with the 5G transition.

Number of employees on a consolidated basis
- As of March 31, 2022
Approx. 14,200
People from various backgrounds fulfill their potential and leverage their strengths.

Invented NAND flash memory
1987

3D Flash Memory BiCS FLASH™
3D
Kioxia announced the world's first three-dimensional (3D) flash memory technology in 2007. Innovations in scaling and CMOS placement deliver the highest density* and most advanced 162-layer 3D flash memory technology to date.
- as of February 2021

KIOXIA group locations
10 Countries and Regions
KIOXIA’s efforts are focused on enhancing technology development, production capabilities and partnerships with customers in order to create a new era of memory. We have global sales and technical support bases that meet the needs of customers worldwide.

The site area of Yokkaichi Plant
Approx. 694,000㎡
Kioxia’s Yokkaichi Plant is one of the world’s largest and most efficient flash memory production facilities. Through our deployment of advanced manufacturing processes utilizing AI, we continue to meet the increasing demand for memory around the world.
