Overview
Kioxia Yokkaichi Fab 7 (Y7), operated as a joint venture with Western Digital, opened on October 26, 2022 at the Yokkaichi Plant in Mie Prefecture. Phase-one investment was expected to total roughly one trillion yen, supported by a Japanese government subsidy of up to 92.9 billion yen. The 300mm fab produces BiCS 3D flash memory, including 112-layer and sixth-generation 162-layer NAND, with capacity ramping in stages in line with market demand. Key facility details include: The facility is situated at Yokkaichi, Mie, Japan. It focuses on NAND and Sixth-gen 162-layer BiCS FLASH process nodes on 300mm wafers. This site represents an estimated investment of $8.3B. Production at this facility commenced in 2022.
Technology
About Kioxia
Kioxia is a global leader in memory solutions, dedicated to the development, production, and sale of flash memory and solid-state drives (SSDs). Kioxia is a pioneer in NAND flash technology and 3D memory architecture.