Last month, for example, RBS agreed to sell its aircraft-leasing unit to a group led by Japan's Sumitomo Mitsui Financial Group Inc.

WSJ: European Banks Reluctant to Give Up U.S. Operations

Sumitomo Mitsui Financial Group Inc.

WSJ: DBS Group Extends Deadline on Takeover of Bank Danamon

Sumitomo Mitsui Financial Group aims to take advantage of Japan Inc.

WSJ: What's News