A Japanese company has issued floating$-$rate debt denominated in Japanese yen to finance its operations. However, the company's management is concerned about the potential increase in JPY interest rates and the impact on its cash flows. Which type of interest rate swap should the company use to convert its floating$-$rate debt to a fixed$-$rate obligation?

A$.$ Pay fixed$-$rate yen, receive floating$-$rate yen

B$.$ Pay floating$-$rate yen, receive fixed$-$rate yen

C$.$ Pay fixed$-$rate U$.$S$.$ dollars, receive floating$-$rate yen

D$.$ Pay floating$-$rate U$.$S$.$ dollars, receive fixed$-$rate yen