Here's an example:
|So here you've got Sin and Wombat's Chicken Fever + France, Gargamel's Zagoran + Korea, Heater + Switzerland, and Blobpus + Togo.|
Next there's the date: 2006. This was in the early stages of the modern sofubi era. Most of the companies we associate with the wave started in 2004-5, with booths at shows like Super Festival, Pachi Summit, Wonder Festival, and other shows that are no longer with us, like the World Character Convention and World Hobby Festival.
|Blobpus booth at the 2007 Summer Wonder Festival|
So this set of pins brought a bunch of makers together and is now a kind of time capsule of the period (though some notable companies like Secret Base and Real Head are absent).
Here are some more close up shots (click for jumbo size):