There are two versions of this hint book (two publication dates)
Author: 米田聡+佐藤尚
Publisher: ナツメ社 (Natsume Corporation)
Publication date: 1990/9/29 and 1990/11/5
Number of pages: 219
Price: ¥1456
Price (tax included): ¥1500
You may browse this book and download a PDF file at https://archive.org/details/dungeonmasterperfectguide/mode/2up