解かい説せつ書しょ

noun

manual; handbook; guidebook

A book that explains something, such as a manual, guide, or commentary. Often used for instructional or reference works.

• このソフトの解かい説せつ書しょはとても分わかりやすい。

  The manual for this software is very easy to understand.

• 旅りょ行こうの前まえに、現げん地ちの解かい説せつ書しょを読よんでおいた。

  Before the trip, I read a guidebook about the area.