I’ve listed several sets of vintage Japanese tokens on eBay, happy to ship worldwide and open to offers.

https://www.ebay.co.uk/itm/234707264043
https://www.ebay.co.uk/itm/234707264038
https://www.ebay.co.uk/itm/234707264035
https://www.ebay.co.uk/itm/234707264032
https://www.ebay.co.uk/itm/234707264029
https://www.ebay.co.uk/itm/234707264025
https://www.ebay.co.uk/itm/234707264024
https://www.ebay.co.uk/itm/234707264005
https://www.ebay.co.uk/itm/234707264002