*British pound plunges to new multi-year low of 127.94 against Japanese yen

*British pound falls further against majors, now trading at 15-day low of 1.6157 against franc

Yen Hits 4-day High Against Dollar

*European currency falls to 2-day low of 1.4771 against franc and 5-day low of 117.05 versus yen

*Euro gains further against British pound, pair now trading at 13-day high of 0.9154