Kiseido Digital Bookshelf

Kiseido Digital Bookshelf is a series of Kiseido go books in PDF form, from Kiseido Digital. The Bookshelf page at KiseidoDigital.com has more details and a sample download.

It contains:

• What's your Rating?, by Miyamoto Naoki (also known as Test Your Go Strength).
• Kato's Attack and Kill, by Kato Masao
• Enclosure Josekis, by Takemiya Masaki
• All About Thickness, by Ishida Yoshio
• The Breakthrough to Shodan, by Miyamoto Naoki