The reshuffle would take effect in April, according to the Nikkei.

Kamezawa, who has led the group's digital strategy, would be the first chief executive who had not previously headed its banking unit, the Nikkei said.

A growing number of banks and financial firms are focusing on digitalization to boost profits and cut costs.

"These reports are not based on any announcement by MUFG," MUFG said.

Outgoing CEO Kanetsugu Mike will become a vice-chairman of the group but he will remain as a head of MUFG Bank, the Nikkei said.

MUFG Bank said last year it would book a one-off charge of about 207.4 billion yen ($1.9 billion) for the quarter ended Dec. 31 due to a drop in the share price of an Indonesian subsidiary.

(Reporting by Takashi Umekawa, writing by Kaori Kaneko; editing by Jason Neely and Louise Heavens)