cd /d "C:\Program Files (x86)\Microsoft Office\Office14"
cscript ospp.vbs /dstatus
Microsoft (R) Windows Script Host Version 5.7
Copyright (C) Microsoft Corporation 1996-2001. All rights reserved.
---Processing--------------------------
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SKU ID: ********-****-****-****-************
LICENSE NAME: Office 14, OfficeExcel-Retail edition
LICENSE DESCRIPTION: Office 14, RETAIL channel
LICENSE STATUS: ---LICENSED---
ERROR CODE: 0 as licensed
Last 5 characters of installed product key: ○○○○○
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---Exiting-----------------------------
○○○○○の部分がプロダクトキーの末尾5文字。