Akihiro Ito

• Geobreeders Book 1 (Geobreeders)
• Geobreeders Book 1 - Old Printing (Geobreeders)
• Geobreeders Book 2 (Geobreeders)
• Geobreeders Book 3
• Geobreeders Book 3 (Geobreeders)
• Geobreeders Book 4
• Geobreeders Book 5
• Geobreeders, Volume 2
• Senkanki Nihon no koto kyoiku
• Geobreeders
• Geobreeders 3 (Geobreeders)
• Kindai Nihon koto kyoiku ni okeru joshu seido no kenkyu