They are creatures only known as 'Mushi'. While their existence are unknown to the humans, there are a few like Ginko who is a 'Mushi-shi' that travels around to investigate and find out mor... Read allThey are creatures only known as 'Mushi'. While their existence are unknown to the humans, there are a few like Ginko who is a 'Mushi-shi' that travels around to investigate and find out more about the 'Mushi.'They are creatures only known as 'Mushi'. While their existence are unknown to the humans, there are a few like Ginko who is a 'Mushi-shi' that travels around to investigate and find out more about the 'Mushi.'