座ざ右ゆうの書しょ

expression, noun

one's desk-side book; a book kept at hand for frequent reference

Refers to a personally valued book kept close for regular consultation, guidance, or inspiration. Often used in literary or reflective contexts.

• 彼かれにとって聖せい書しょは座ざ右ゆうの書しょだ。

  For him, the Bible is his desk-side book.

• この辞じ書しょは私わたしの座ざ右ゆうの書しょです。

  This dictionary is my constant companion.