
Umbul-umbul, also called rérontek or, archaically, tunggul, are a type of
flag
A flag is a piece of fabric (most often rectangular or quadrilateral) with a distinctive design and colours. It is used as a symbol, a signalling device, or for decoration. The term ''flag'' is also used to refer to the graphic design empl ...
or
pennant made of a strip of cloth whose longer side is attached to a pole. They are used in the traditional culture of
Java and
Bali
Bali () is a province of Indonesia and the westernmost of the Lesser Sunda Islands. East of Java and west of Lombok, the province includes the island of Bali and a few smaller neighbouring islands, notably Nusa Penida, Nusa Lembongan, and Nu ...
,
Indonesia, where they are carried in festivals and serve other decorative purposes. Red and white Umbul-umbuls are raised throughout Indonesia along streets in August to commemorate the
Indonesian independence day.
Traditional umbul-umbul in Java and Bali are usually curved, because they are posted on
bamboo poles which are flexible thus often swings according to wind blows. Traditional umbul-umbul are akin to Balinese ''penjor'', raised during
Galungan festival. ''Penjor'' is curved bamboo pole decorated with woven ''janur'', young coconut leaf that is also the material to make
ketupat woven pouch. The tip are often decorated with woven ''janur'' ornaments. Modern umbul-umbul however, are usually posted upon straight metal flagpoles.
Etymology

A
Sundanese language
Sundanese (: , ; Sundanese script: ) is a Malayo-Polynesian language spoken by the Sundanese. It has approximately 40 million native speakers in the western third of Java; they represent about 15% of Indonesia's total population.
Classifica ...
dictionary of 1862 translates the word "umbul-umbul" as "a banner; any signal, as a flag or other object, hoisted so as to be seen at a distance. Banners carried about the person of native chiefs. A small flag attached to a spear." It also notes that the same word, pronounced differently, means "to come in sight, to show up".
See also
*
Nobori, slightly similar Japanese vertical banner
References
Types of flags
Javanese culture
Balinese culture
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