BoJ finds some CBDC designs suffer from bottlenecks

Digital currency

Some designs of central bank digital currency (CBDC) hit bottlenecks when dealing with high transaction volumes, a trial by the Bank of Japan finds.

The BoJ published findings from phase one of its CBDC proof of concept on May 26. The trial explored three possible ledger designs, testing each in an experimental environment built on a public cloud.

Design one involved the central bank operating the sole ledger on behalf of all participants. In design two, the central bank ran a ledger for

Only users who have a paid subscription or are part of a corporate subscription are able to print or copy content.

To access these options, along with all other subscription benefits, please contact or view our subscription options here:

You are currently unable to copy this content. Please contact to find out more.

Sorry, our subscription options are not loading right now

Please try again later. Get in touch with our customer services team if this issue persists.

New to Central Banking? View our subscription options

If you already have an account, please sign in here.

You need to sign in to use this feature. If you don’t have a Central Banking account, please register for a trial.

Sign in
You are currently on corporate access.

To use this feature you will need an individual account. If you have one already please sign in.

Sign in.

Alternatively you can request an individual account here: