Iwao Kubo

• 21-seiki shosha
• Godai shosha no sekai keizai senryaku: Gekido no '90-nendai o sakidorisuru!
• Ito Chu Shoji ga ima ugokidashita
• Sekai no kyodai kigyō
• Sumitomo Shoji kawashimo jigyo daisakusen
• Yen no kiseki