Uchi-bukuro a type of Japanese attire employed by the samurai

Samurai

is the term for the military nobility of pre-industrial Japan. According to translator William Scott Wilson: "In Chinese, the character 侍 was originally a verb meaning to wait upon or accompany a person in the upper ranks of society, and this is also true of the original term in Japanese, saburau...

 class primarily around the Sengoku period

Sengoku period

The or Warring States period in Japanese history was a time of social upheaval, political intrigue, and nearly constant military conflict that lasted roughly from the middle of the 15th century to the beginning of the 17th century. The name "Sengoku" was adopted by Japanese historians in reference...

 (16th century) of Japan. The Uchi-bukuro translated as a money purse that was usually carried at the waist or around the neck. These ways are known as being rather inconvenient, however. The best known way within feudal Japan to carry money is to paste old Japanese coins onto a folded strip of thick paper and put it between the collar

Collar (clothing)

In clothing, a collar is the part of a shirt, dress, coat or blouse that fastens around or frames the neck. Among clothing construction professionals, a collar is differentiated from other necklines such as revers and lapels, by being made from a separate piece of fabric, rather than a folded or...

s of the under area of the armor.