Masayuki Takagi

• Beikoku hatsumei no chōshiagehō oyobi chōshiageban
• Sabetsu yogo no kiso chishiki
• Shin Dowa mondai to dowa dantai
• Shinsayoku sanjunenshi
• Uyoku, katsudo to dantai
• Zengakuren to Zenkyoto