These pins originally found in the shops of the towns and cities of Niigata, and especially in the shop near the Koi Museum in Ojiya were first thought to belong to the museum and therefore deserving of a place in Koi Pin collectors world.
As it turned out they are universally available all over Japan and are in fact a fashion item. Coming in two types, pins and sticky backed, they can be found adorning the handbags and telephones of the young and old. The koi symbol being associated with good health and luck.
There are 24 varieties in total in four distinct series.
Kois Horoscope World (10 pins)
Kois World International Twin (two coloured) set
Kois World International (single coloured) set