because they can string them on rope as not to lose them.
There are many old Chinese coins that have a square hole in them. These coins could date back 2400 years ago.
The Japanese coin that has a square hole in it is the 5 yen coin. The design of the coin includes a central cutout that is square-shaped. The 5 yen coin is made out of a lightweight metal and has a unique design compared to other Japanese coins.
Holger Jorgensen has written: 'Old coins of China and their values' -- subject(s): Chinese Coins, Coins, Chinese, History, Money 'Old coins of China' -- subject(s): Chinese Coins, Coins, Chinese
Chinese.
The China Coin or rather, the Chinese Coin was a coin used for cash. The cash coins began through bartering for farming tools and agriculture products. The coins have a hole through the middle and they are strung on a string and carried over the shoulder.
Yinquan He has written: 'Gu quan xun zhen' -- subject(s): Chinese Coins, Chinese Numismatics, Coins, Chinese, Collectors and collecting, Numismatics, Chinese
a hole
The Ancient Chinese were the first to use coins.
The China Coin or rather, the Chinese Coin was a coin used for cash. The cash coins began through bartering for farming tools and agriculture products. The coins have a hole through the middle and they are strung on a string and carried over the shoulder.
Not Japanese
Yangming Liao has written: 'Zhongguo yin yuan tu ji' -- subject(s): Catalogs, Chinese Coins, Coins, Chinese, Silver coins
Coins and paper