FILE PHOTO: A woman walks past a branch of Mitsubishi UFJ Financial Group's bank of Tokyo-Mitsubishi UFJ (MUFG) in Tokyo, Japan, May 16, 2016. REUTERS/Thomas Peter TOKYO : Japan's leveraged loan market remains solid despite a global market lull, an executive at MUFG Bank said, as the country's top bank continues to expand its leveraged lending business to back a growing number of private equity buyouts.