SCSK
scsk.jp
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Overview
SCSK is a Tokyo information technology services company in the Sumitomo group, formed from the merger of Sumisho Computer Systems and CSK. It provides system integration, business process outsourcing, automotive software and its own package products for finance and manufacturing. The company is also known for workplace reform programmes that reshaped working hours in the Japanese technology industry.
News
SCSK to be removed from JPX-Nikkei Index 400
TOKYO -- Nikkei and JPX Market Innovation & Research will remove SCSK from the JPX-Nikkei Index 400 on Feb. 16, after the stock was designated as
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How SCSK
On November 17, 2025, OneSpan Inc. announced that Sumitomo Mitsui Trust Bank selected SCSK Corporation and OneSpan to deploy Japan's first cloud-based FIDO authentication for mobile banking, aiming to strengthen security and combat growing phishing fraud
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SCSK Corporation Joins SDVerse to Deliver Unique Mobility Solutions to a Global Market
Leading Japanese Technology Provider Expands SDVerse's Marketplace with Proven Mobility Solutions and Services
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