A Citibank branch in Tokyo. Citigroup is looking to expand its client-driven businesses in Japan, according to its local head. | Bloomberg Citigroup is seeking to seize opportunities from Japan’s economic revival, even as the fight to get talent constrains its growth ambitions, according to the Wall Street bank’s top local executive. The lender is pushing to expand in the country, Citigroup’s Country Officer Robert Nakamura said in an interview. It’s chasing double-digit revenue growth in client-driven businesses and wants to rank among the top three foreign banks across key operations in the Asian nation, the markets veteran added. "We struggled to get attention before” from the U.S., said Nakamura, who has worked at Citigroup for more than 30 years and was appointed to his current role two years ago. "Now, we deal with the logistical challenges of people wanting to come to Japan.” In a time of both misinformation and too much information, quality journalism is more crucial than ever.…