Five-sided fortification,

• Japanese talking
  http://poto8.cocolog-nifty.com/blog/2010/12/post-250a.html
  

  ---

  Assunto para a traducao japonesa.
  
  
• original letters
  http://kiki-club0529.cocolog-nifty.com/blog/2009/09/post-ee60.html
  May be linked to more detailed information..

  ---

  Assunto para a traducao japonesa.
  
  
• original letters
  http://takejj.cocolog-nifty.com/blog/2010/09/post-1338.html
  

  ---

  Assunto para a traducao japonesa.
  
  
• 夏草や つわものどもが 夢のあと
  http://takejj.cocolog-nifty.com/blog/2009/07/post-f0e2.html
  

  ---

  Assunto para a traducao japonesa.