Symbols.java

import java.io.BufferedWriter;
import java.io.IOException;
import java.nio.charset.Charset;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.StandardOpenOption;


public class Symbols {
    public static void main(String[] args) throws IOException {
        BufferedWriter writer = Files.newBufferedWriter(Paths.get("hoge"), Charset.forName("UTF-8"), StandardOpenOption.CREATE_NEW);
        String EUR = "\u20AC";
        String GBP = "\u00A3";
        String JPY = "\u00A5";
        writer.write(EUR);
        writer.newLine();
        writer.write(GBP);
        writer.newLine();
        writer.write(JPY);
        writer.newLine();
        writer.write('\u0061');
        writer.newLine();
        writer.write('\u3042');
        writer.newLine();
        writer.close();
    }
}