しよう仕様shiyou
1.

A systematic approach or plan that outlines the manner and order in which a task should be carried out.

2.

A formal document detailing the procedures and sequences involved in executing a specific project or design, often used in technical and complex contexts.

3.

The necessary steps or guidelines that indicate how to address a particular situation or problem, especially when uncertainty exists about how to proceed.

Example:

仕様、価格は変更することがあります。

しようしょ仕様書shiyousho
1.

A document that outlines the methods, procedures, and sequence required for a particular task or project, often used to guide work processes.

2.

A formal document containing detailed descriptions, drawings, and requirements related to an order, particularly in fields such as construction or machinery.