SemiconductorsJapanese manufacturer's edge over Samsung, SK falls from 2 years to 1Kioxia shows off its 10th-generation memory product at a ceremony to mark the expansion of its plant in Iwate prefecture. (Photo by Kazuho Fujiwara)SHUHEI OCHIAIJuly 4, 2026 04:28 JSTTOKYO -- Kioxia Holdings has begun shipping its newest generation of memory chips, the Japanese producer said Friday, looking to preserve what it says its shrinking technological lead over South Korean and Chinese rivals.