Kiseido Digital: 2 books
Tenth Kisei Title Match
Kobayashi Koichi vs. Cho Chikun, 1986
Language: English
Release Date: January 11, 2013
The six games of the Tenth Kisei Title Match between Kobayashi Koichi and Cho Chikun, extensively commented, as originally appearing in Go World #344.
Eighth Kisei Title Match
Cho Chikun vs. Rin Kaiho, 1984
Language: English
Release Date: February 6, 2013
Detailed commentary on the six matches of the Eighth Kisei Title Match between Cho Chikun and Rin Kaiho, 1984, from Go World #36.