The Yamaha brand logo is as follows:

Yamaha’s logo is a combination of the English letters of Yamaha and a tuning fork, the surname of the founder Yamaha Tonan. The three tuning forks represent the close emotional cooperation between Yamaha's three major departments - technology, manufacturing and sales. The extension to the world (outer circle) centered on the music symbolized by the tuning forks represents Yamaha's endless vitality.

Extended information:

Yamaha's products

Yamaha products range from keyboard instruments such as pianos, electronic keyboards, and synthesizers, to wind instruments such as brass and woodwinds, violins, and cellos. String instruments, as well as all percussion instruments, are involved in the most advanced professional audio equipment.

At the same time, it operates music popularization business, network products, sporting goods, kitchen and bathroom supplies, engines, placement machines and other various products.

Baidu Encyclopedia-Yamaha