DOCOMO SMTB Net Bank

Overview

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• Ticker7163 on Tokyo Stock Exchange¹
• Industryeconomics of banking¹
• HeadquartersIzumi Garden Tower¹
• Websitewww.netbk.co.jp
• Legal formkabushiki gaisha¹

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Subsidiaries and ownership

Parent company

• Sumitomo Mitsui Trust Bank since Jun 3, 1986
• NTT DoCoMo since Sep 2025

Owners

• Sumitomo Mitsui Trust Bank 100% since Jun 3, 1986
• NTT DoCoMo 65.8% since Sep 2025

Also owns

• SBI Card

Former owners and parents

• SBI Holdings 50% Sep 11, 2007 to Mar 28, 2023
• Sumitomo Mitsui Trust Bank 50% Sep 11, 2007 to Mar 28, 2023

From Wikidata.¹

Former names

• SBI Sumishin Net Bank, Ltd.Sep 11, 2007 to Aug 3, 2026¹

Timeline

1. Aug 3, 2026Renamed Name changed to DOCOMO SMTB Net Bank, Inc.¹
2. Aug 3, 2026Renamed Name changed to 株式会社ドコモSMTBネット銀行¹
3. Sep 2025Acquired Acquired by NTT DoCoMo¹
4. Mar 29, 2023Went public Listed on Tokyo Stock Exchange¹
5. Sep 11, 2007Acquired Acquired by SBI Holdings¹
6. Sep 11, 2007Renamed Name changed to SBI Sumishin Net Bank, Ltd.¹
7. Sep 11, 2007Renamed Name changed to 住信SBIネット銀行株式会社¹
8. Apr 3, 2006Renamed Name changed to 株式会社SBI住信ネットバンク設立準備調査会社¹
9. Jun 3, 1986Founded Founded¹
10. Jun 3, 1986Acquired Acquired by Sumitomo Mitsui Trust Bank¹

Links

• Websitewww.netbk.co.jp¹
• X (Twitter)x.com/docomosmtbnetbk¹
• Facebookwww.facebook.com/sumishinsbi¹
• LinkedInwww.linkedin.com/company/netbk¹
• WikidataQ17228896