Casio Computer Co., Ltd. is a Japanese multinational electronics manufacturing corporation headquartered in Shibuya, Tokyo, Japan. Its products include calculators, mobile phones, digital cameras, electronic musical instruments, and analogue and digital watches. It was founded in 1946, and in 1957 introduced the first entirely compact electronic calculator. It was an early digital camera innovator, and during the 1980s and 1990s, the company developed numerous affordable home electronic keyboards for musicians along with introducing the first mass-produced digital watches.

Shibuya is a special ward in the Tokyo Metropolis, Japan. A major commercial and finance center, Shibuya houses two of the busiest railway stations in the world, Shibuya Station and Shinjuku Station. As of January 1, 2024, Shibuya Ward has an estimated population of 230,609 in 142,443 households and a population density of 15,262.01 people per km2. The total area is 15.11 km2. Notable neighborhoods and districts of Shibuya include Harajuku, Ebisu, Omotesandō, Yoyogi and Sendagaya. "Shibuya" is also commonly used to refer to the area surrounding Shibuya Station, an area known as a major center for Japanese fashion and youth culture, and one of Tokyo's most popular nightlife areas.