Toshiba Corporation is a Japanese multinational conglomerate with a wide range of businesses, including electronics, semiconductors, social infrastructure, consumer electronics, and more. Here are some key points about Toshiba:

  1. Business Segments: Toshiba operates in various business segments, including Energy Systems & Solutions, Infrastructure Systems & Solutions, Retail & Printing Solutions, Storage & Electronic Devices, and Digital Solutions.

  2. Semiconductor History: Toshiba has a history of being a significant player in the semiconductor industry. It has been involved in the development and manufacturing of a variety of semiconductor products, including memory (NAND Flash and others), image sensors, microcontrollers, and discrete components.

  3. Memory Technology: Toshiba has been a major player in the NAND Flash memory market, contributing to the development of storage solutions used in various electronic devices, such as smartphones, SSDs (Solid State Drives), and memory cards.

  4. Social Infrastructure: Toshiba is involved in providing solutions for social infrastructure, including energy systems, power generation, and industrial systems.

  5. Global Presence: Toshiba operates globally, with a presence in many countries. The company has manufacturing facilities, research and development centers, and sales offices worldwide.

  6. Corporate Changes: It's important to note that Toshiba has undergone corporate changes, including financial challenges and restructuring efforts. As of my last update, there have been discussions and developments related to the company's ownership and potential restructuring.