The largest of the orchestral drums, the Gran Casa can produce very low, thunderous and indefinite sounds. It has skins on both sides and it not tuned to a specific pitch, giving off a raw, booming atmosphere.

Octobans are a types of tom-toms grouped in melodically tuned sets of eight, first introduced by Tama drums in 1978. There size - essentially quarter toms, makes them highly percussive and melodic.

Okedo-Daiko, otherwise known as Taiko, refers to Japanese drums in general and specifically the popular ensemble drumming from Japan. Taiko drums are essentially percussion instruments stuck using a stick, and are characterised by the high tension drum heads that produce a distinctive, high pitch.

With their origin in the Chinese gong, the china style cymbals have become synonymous with crisp, "trashy" and explosive sounds. Yet played with a bow, they give off a haunting, anxious tonal quality.

A log drum is a percussion instrument that creates its resonance with two tongues carved into a hollow box. When a tongue is struck, it vibrates, resonating through the box-like chamber and creating a dark mellow tone.