Export all of the Japanese characters in the html file into a text file

from bs4 import BeautifulSoup
import re
from urllib.request import urlopen

def export(url):
  soup = BeautifulSoup(urlopen(url), 'html.parser')
  japanese_characters = soup.find_all('div', {'class': 'text'})
  with open('japanese.txt', 'w') as f:
    for x in japanese_characters:
      f.write(x.get_text())
      f.write('\n\n')