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Published: 30 June 2023



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  • 2022年の日本のITサービス市場は、前年比成長率 (AGR) 7.2%で推移し、2023年1Q版の予測 (5.6%) を1.5ポイント上回る結果となった。

  • 2022年の日本のITサービス市場では、すべてのセグメントで市場規模が2021年よりも拡大した。

  • 2022年の国内ITサービス市場シェアの首位は富士通であった。上位10社の顔触れは2021年と同じであったが、IBMが5位から8位に下降し、Accentureが6位から5位に、野村総合研究所が7位から6位に、NTTコミュニケーションズが8位から7位に上昇した

  • 市場シェア上位10社のうち、IBMでは、2022年のITサービス売上高が2021年と比べて減少したが、そのほかの9社では増加した。

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Misako Sawai

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