Japan Corporate History & Strategy

Japan's semiconductor industry achieved over 50% global DRAM share in the 1980s, earning the title 'semiconductor kingdom,' but rapidly lost ground following the 1986 Japan-U.S. Semiconductor Agreement and Samsung's rise. Integrated electronics companies spun off their semiconductor divisions, leading to repeated restructuring including Elpida Memory's 2012 bankruptcy and Renesas Electronics' 2013 government rescue. Renesas reclaimed the world's No. 1 position in automotive microcontrollers and strengthened non-automotive segments through three major acquisitions from 2021. Sony's CMOS image sensors hold roughly 50% of the smartphone market. In electronic components, Murata Manufacturing (world No. 1 in MLCCs), TDK, Kyocera, and Nitto Denko maintain high global shares—embodying the narrative that 'Japan lost in finished products but wins in components.'