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Norinchukin’s credit RWAs up 31% on early Basel III opt-in
Bank’s standardised charges surge 19-fold following overhaul of models’ scope and parameters
The Norinchukin Bank’s credit risk charges surged 31% on its early adoption of the final Basel III reforms, in a preview of what may await other Japanese banks when implementation becomes mandatory next year.
Credit risk-weighted assets (RWAs) produced by the standardised approach (SA) went from ¥254 billion ($1.8 billion) to ¥4.87 trillion – a 19-fold increase – during the first three months of 2023, the bank’s financial fourth quarter.
Contextually, RWAs under the internal ratings-based
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