A was a

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 ...

used in

Edo period The or is the period between 1603 and 1867 in the history of Japan, when Japan was under the rule of the Tokugawa shogunate and the country's 300 regional '' daimyo''. Emerging from the chaos of the Sengoku period, the Edo period was characteriz ...

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

by to notify people of a fire near or within a building. It was taken up on a roof near the burning building by the and waved to draw the attention of other groups of

firefighter A firefighter is a first responder and rescuer extensively trained in firefighting, primarily to extinguish hazardous fires that threaten life, property, and the environment as well as to rescue people and in some cases or jurisdictions also ...

s, who would then hurry to the site of the fire to assist. Each different group of firemen in the Edo period had their own to identify themselves. 睦会１

In modern Japan, the is only used for

ceremonial A ceremony (, ) is a unified ritualistic event with a purpose, usually consisting of a number of artistic components, performed on a special occasion. The word may be of Etruscan language, Etruscan origin, via the Latin ''Glossary of ancient Rom ...

purposes.

References

Bibliography

Japan Hikeshi (Firemen) Preserving Foundation
Flags of Japan History of firefighting Edo period Japanese words and phrases {{Firefighting-stub