noun
Sumitomo Mitsui Banking Corporation
Proper noun; the name of a major Japanese bank. Often abbreviated as SMBC.
三井住友銀行に口座を開設しました。
I opened an account at Sumitomo Mitsui Banking Corporation.
Compound of the names of two predecessor banks: 三井 (Mitsui) and 住友 (Sumitomo), plus 銀行 (bank).