Japanese tourists are going bananas for the New York Public Library. Fans of the anime series “Banana Fisshu” — or “バナナフィッシュ” — are flocking to the booklender’s flagship branch on Fifth Avenue to pay tribute to the main character, who dies sitting in a chair in the iconic Rose Main Reading Room. The tourism company Kinki Nippon Tourist Kanto operates a $2,327 travel package that hits all the Big A