Yen Declines To 4-day Low Against Euro And Pound

*Japanese May Nationwide Department Store Sales Down 2.1% On Year

*Yen Drops To 4-day Low Of 113.13 Against Euro

*Yen Slides To Multi-week Low Of 82.42 Against Swiss Franc

*Yen Slides To 4-day Low Of 135.38 Against Pound