COMPANIES · CHIP MFG & PACKAGING
Kioxia
Kioxia is a Japanese maker of NAND flash memory chips and solid-state drives (SSDs) that traces its roots to the 1987 invention of NAND flash; it produces its chips in Japanese fabs run jointly with Sandisk.
Kioxia is a Japanese maker of NAND flash memory chips and solid-state drives (SSDs) that traces its roots to the 1987 invention of NAND flash; it produces its chips in Japanese fabs run jointly with Sandisk.
Flash memory and SSDs hold the data AI systems store and move, and Kioxia makes both. Kioxia and Sandisk say their joint venture's advanced 3D flash memory addresses demand driven by generative AI, and that they manufacture it together in Japan.
Device makers, server and storage vendors and data center operators pay Kioxia for flash memory chips and SSDs.
Japan (Tokyo)
Chip manufacturing, memory and packaging. The foundries, memory makers, and packaging and testing businesses that physically manufacture AI chips. This is where a chip design actually becomes a real, physical piece of silicon.
Connections (6)
Every connection below is tied to a readable source, date, classification and statement of its limits. A company source establishes what that company stated; it does not necessarily provide independent confirmation.
Current relationships (2)
Source: 2026-09-14 · reviewed 2026-09-26
Evidence: Secondary reporting (unconfirmed by primary parties) · Reported holding; bonds not converted
Limits: Potential stake only; conversion requires government approval and has not been reported as done; does not establish board influence or any supply relationship.
US Listing? Me too says Kioxia ↗Source: 2026-01-29 · reviewed 2026-09-26
Evidence: Primary-source statement · Reported operating
Limits: Does not disclose each partner's output share, pricing of wafers, or the joint venture's profitability.
Kioxia and Sandisk Extend Yokkaichi Joint Venture Agreement Through 2034 ↗Dated or announced (3)
Source: 2026-08-27 · reviewed 2026-09-26
Evidence: Primary-source statement · Announced; not confirmed operating
Limits: Planned investment contingent on government support; does not establish timing of spending, capacity added, or the split between the companies.
Kioxia and Sandisk to Invest Over $31 Billion in Japan, Extending Leadership in Memory Industry ↗Source: 2026-03-27 · reviewed 2026-09-26
Evidence: Secondary reporting of an on-record executive statement · Announced; completion not confirmed by this source
Limits: Report of a subscription agreement; does not confirm that the shares were delivered, the current holding, or any board influence.
Nanya fundraising draws NT$78.72bn (Taipei Times) ↗Source: 2025-09-12 · reviewed 2026-09-26
Evidence: Secondary reporting of an on-record executive statement · Development target; not confirmed shipping
Limits: Development plan reported secondhand; does not establish a purchase agreement, volumes, or that NVIDIA will adopt the product.
Nvidia and Kioxia target 100 million IOPS SSD in 2027 ↗Comparisons (1)
Source: 2026-01-29 · reviewed 2026-09-26
Evidence: Analytical comparison · Product/market overlap
Limits: Research-firm market-share estimates for one quarter; does not establish head-to-head customer wins or current shares.
Second-Tier No More: Kioxia and SanDisk Balance Alliance and Rivalry in AI NAND Race ↗Kioxia and Sandisk Extend Yokkaichi Joint Venture Agreement Through 2034 ↗
Reviewed
Inclusion in this database is not an endorsement of a company or its securities. Nothing here is a recommendation to buy or sell anything, and none of it is individualized investment advice. See the disclosures. Data: AI Map v3.24, released .