Ambahan is an indigenous poetry of the Hanunoo Mangyan of the province of Mindoro.
It is inscribed using an ancient syllabic script derived from India.
It is now listed in the UNESCO Memory of the World Registry.
The Ambahan has seven syllables and is inscribed onto bamboo segments, nodes,
musical instruments or other materials using the tip of a knife.
The poems represent a Mangyan’s personal thoughts, feelings or desires. It is recited
during social occasions (without accompaniment), in courting ceremonies or when requested.(NCCA)