Users who want to connect online can whip out their poken keyrings and 'high five' them. Details are transferred between the RFID chips, ready to be uploaded to a user's profile when the poken is plugged into a USB port.
via springwise.com
If these 1st-gen keyrings are too cutesy for you the company has just released the more traditional-looking PULSE. In case you're wondering, the company behind this idea is actually not Japanese, but Swiss -- although Poken has just been launched in Japan (that's how I found out about it).
And wouldn't you know it, some savvy folks in Vancouver have opened an online shop for Canadians, though $34.95 CAD for a Poken PULSE ain't exactly cheap...