Since its inception in 1977, "Semicon Japan" has established itself as an internationally renowned trade fair and has become one of the leading global events in the semiconductor industry. The name "Semicon" is derived from "Semiconductor," the English term for "halbleiter," highlighting the focus of the fair. Held annually at Tokyo Big Sight in Tokyo, it attracts visitors and exhibitors from the global semiconductor industry and the microelectronics sector. Organized by SEMI Global, an international industry association, Semicon Japan is dedicated to promoting the micro- and nanoelectronics industry worldwide. SEMI Global advocates for research, standardization, and the establishment of networks among companies and professionals in the sector. The fair serves as a platform for showcasing the latest developments, products, and technologies in areas such as thin-film technology, micro- and nanotechnology, photovoltaic systems, solar panels, displays, microelectronics, LEDs, MEMS, 3D-ICs, plastic electronics, and new materials. The main themes of the fair cover the entire value chain of semiconductor technology, from design and development to production. The focus is on the latest trends and practical solutions in the semiconductor field, including special materials, packaging, testing techniques, as well as innovative structures and processes. A diverse range of lectures, workshops, and seminars offer excellent opportunities for further education. These events not only provide insights into current research findings and developments but also promote exchanges among professionals, scientists, and decision-makers in the industry. Exhibitors and visitors of Semicon Japan come from various sectors, all connected to the semiconductor industry, including manufacturers and dealers, as well as researchers and developers. The fair is not only significant for the semiconductor industry but also for Tokyo and Japan in terms of economic and technological importance. It showcases the latest technological advancements and contributes to strengthening the local and national economy. As part of a global series of Semicon fairs, Semicon Japan provides significant global networking opportunities for the industry. In conclusion, it is worth emphasizing that the Tokyo Big Sight, as the venue for Semicon Japan, significantly contributes to the success and appeal of the fair due to its central location, unique architecture, and excellent infrastructure. The Semicon Japan will take place on 3 days from Wednesday, 17. December to Friday, 19. December 2025 in Tokyo.