Increase Your Reading Strength Ten-fold with the Highest Level Tsumego

Title: Increase Your Reading Strength Ten-fold with the Highest Level Tsumego
読みの力が10倍になる至高の詰碁 
Author/Editor: Kaku Kyushin 郭求真
Publisher: MYCOM
Published: 2006
Format: softcover
ISBN 978-4839920159
Publisher Recommended Price: JPY1890
Content:
228 problems composed by Kaku Kyushin
Part 1 – 56 C-class problems
Part 2 – 78 B-class problems
Part 3 – 85 A-class problems
Part 4 – 9 Special A-class problems

C-class in this book is meant for around Shodan level
A-class is meant for High Dans
Special A-class for Pros