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it-system-roi-analyzer

Compute TCO, ROI, NPV, IRR, and payback period for IT investments.

5|4|Updated Nov 9, 2025
Search Tags:#sensitivity analysis#roi#executive report#tco#npv#irr#it investment
One-click install
npx skills add https://github.com/takusaotome/claude-skills-library --skill it-system-roi-analyzer
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: it-system-roi-analyzer
Source: https://github.com/takusaotome/claude-skills-library/tree/main/skills/it-system-roi-analyzer
Command: npx skills add https://github.com/takusaotome/claude-skills-library --skill it-system-roi-analyzer

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) and assets (resource) components.

What problem does it solve?

IT導入・刷新の投資効果を、As-IsコストとTCO、定量効果（コスト削減・生産性向上・リスク低減）からROI/NPV/IRRまで一貫して計算し、経営層向けに説得力あるビジネスケースに落とし込む課題を解決します。

Core Features & Use Cases

  • TCO（5年間）の算出支援: 初期投資と運用コストを整理し、総所有コストをベースに比較設計します。
  • 財務指標の計算（ROI/NPV/IRR/回収期間）: キャッシュフローを作成し、割引率を用いたNPV、IRR、回収期間まで算出します。
  • 感度分析とシナリオ提示: 楽観/標準/悲観（および拡張シナリオ）で前提が変わった場合の指標のブレを可視化します。
  • 経営層向けROIレポート生成: 日本語/英語テンプレート（資産内）を前提に、意思決定用の構成へ整理します。
  • Use Case:
    • ERP刷新やCRM導入の承認に向けて、投資額・運用費・効果を定量化して比較表を作りたい
    • クラウド移行の「オンプレ vs クラウド」TCO差と財務インパクトを短時間で整理したい

Quick Start

Ask the skill to analyze the 5-year ROI of “基幹システム刷新” by calculating TCO, ROI/NPV/IRR, running a sensitivity analysis, and generating an executive-ready report in Japanese.

Frequently Asked Questions about it-system-roi-analyzer

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I calculate ROI and TCO for an ERP implementation business case?▼

To calculate ROI and TCO for ERP implementation, quantify initial investment and 5-year operating costs against cost reduction and productivity benefits, then compute NPV, IRR, and payback period to build an executive-ready business case.

What financial metrics are needed to justify IT investment for cloud migration?▼

Justifying IT investment for cloud migration requires computing TCO differences between on-premise and cloud, alongside ROI, NPV, IRR, and payback period using a 5-year cash-flow model and configurable discount rates.

Can I run a sensitivity analysis on IT investment assumptions like discount rates?▼

Yes, you can run sensitivity analysis on IT investment assumptions by adjusting configurable discount rates and cost/benefit factors to visualize metric fluctuations across optimistic, standard, and pessimistic scenarios.

Does this ROI calculator support generating executive reports in Japanese and English?▼

Yes, the ROI calculator supports generating executive reports in Japanese and English by structuring TCO, NPV, IRR, and sensitivity analysis results into markdown templates for management decision-making.

What is the best way to compare on-premise vs cloud TCO for a legacy system refresh?▼

The best way to compare on-premise vs cloud TCO for legacy refresh is to model 5-year cash flows covering initial investment and operating costs, then calculate the TCO difference and financial impact using NPV and IRR.

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