procedure manual; process document
A document that describes step-by-step instructions for a task, often used in business, IT, and manufacturing contexts.
新しいシステムの手順書を作成してください。
Please create a procedure manual for the new system.
この手順書に従って操作を行ってください。
Please follow this process document to perform the operation.
Compound of 手順 (procedure) and 書 (document). The exact historical derivation is uncertain, but the word is a straightforward modern compound.