B439.  Token Kantei Ho by Inutsuka.  1971.  Soft clothbound with slipcase, 4 ¼ x 7”, 369 pages in Japanese and 2 fold out charts at the back of the book.  I’m not familiar with this book but it appears to be about what you’d expect for a kantei handbook.  Text and illustrations in very good condition.  11 ounces.  $10.