@Override public JapaneseDate date(int prolepticYear,int month,int dayOfMonth){
  return new JapaneseDate(LocalDate.of(prolepticYear,month,dayOfMonth));
}

@ Override public JapaneseDate date ( int prolepticYear , int month , int dayOfMonth ) { return new JapaneseDate ( LocalDate . of ( prolepticYear , month , dayOfMonth ) ) ; }
obtains a local date in japanese calendar system from the proleptic - year , month - of - year and day - of - month fields . < p > the japanese proleptic year , month and day - of - month are the same as those in the iso calendar system . they are not reset when the era changes .
