Casio is a famous Japanese brand, which is a brand owned by a company that produces electronic instruments and electronic calculators. The brand was founded in April 1946 by _ Tadao Tadao, an engineer proficient in assembly. The name of the brand comes from the Japanese pronunciation Kashio at the end of _. Casio's products are many, the most famous are watches and electronic musical instruments, others are like digital cameras, projectors, electronic medical devices, calculators and so on.