Japanese e-commerce conglomerate and fintech investor Rakuten has cemented its interest in growing its European commercial banking operation from its Luxembourg headquarters. Initially focusing on providing payment, deposit and loan services for merchants on the PriceMinister e-commerce platform in France, Rakuten Europe Bank plans to expand these services to provide banking-as-a-service facilities to high growth fintech businesses across the region, according to a release. The company already operates an online banking service on its home turf, providing personal and commercial banking service to some 3.8 million account holders.