Sumitomo Mitsui Banking Corporation (SMBC) acquired a substantial 20% equity stake in Yes Bank to establish a dominant foothold in India's rapidly expanding banking sector and to capitalize on rising cross-border business flows between Japan and India. By becoming the single largest shareholder, SMBC aims to leverage its international capital strength and corporate banking expertise to assist Yes Bank in expanding its corporate advisory, treasury operations, and trade finance infrastructure, while securing long-term strategic growth within a high-potential emerging South Asian market.