The weakness of the Japanese yen is in the spotlight again after its latest tumble in value. On Monday, the currency sank to 160.17 against the US dollar, its lowest since April 1990. Keep reading list of 4 itemslist 1 of 4IMF promises Pakistan ‘immediate’ release of $1.1bn loan after key meetlist 2 of 4Australia’s budget airline Bonza cancels all flights, stranding passengerslist 3 of 4South Kore