Humans have been around for a long time.  In Japan specifically, humans have been traced all the way back to prehistoric times.
Wow, that's interesting! About how long have humans been around?
Well as far as Japan goes, the first written account of the Japanese goes, there is a "Book of Han" which dates back to the 1st Century.
What is the "Book of Han" about?
Han dynasty
The Han dynasty (; ) was the second imperial dynasty of China (206 BC–220 AD), preceded by the Qin dynasty (221–206 BC) and succeeded by the Three Kingdoms period (220–280 AD). Spanning over four centuries, the Han period is considered a golden age in Chinese history. To this day, China's majority ethnic group refers to themselves as the "Han Chinese" and the Chinese script is referred to as "Han characters". It was founded by the rebel leader Liu Bang,
this type of research only requires access to private or institutional shell collections. There is some debate in the conchological community, with some people regarding all shell collectors (regardless of motivation) as conchologists.
History.
Molluscs have probably been used by primates as a food source long before humans evolved. Shell collecting, the precursor of conchology, probably goes back as far as there have been humans living near beaches.
Stone Age seashell necklaces have been found, sometimes in areas far from the ocean, indicating that they