Additional Development of Japan Post Bank Integrated Information System

Sole-source notice

Japanese title: 随意契約に付する事項ゆうちょ総合情報システムの追加開発等の委託(2026年6月着手3 )

This is a single tender contract announcement for additional development work on the Japan Post Bank Integrated Information System, scheduled to start in June 2026. The contract is planned with NTT Data Corporation due to compatibility reasons under the Government Procurement Agreement.

Software and Information Systems Government Systems

Key Details

  • Source: Kanpo
  • Notice type: Sole-source notice
  • Publication date: May 26, 2026
  • Procuring entity:
  • Planned contract date: June 16, 2026
  • Intended vendor: NTT Data Corporation
  • Status: Expired
  • Technology relevance: Possible
  • Business-action likelihood: Low – The contract is a single tender with NTT Data Corporation due to compatibility reasons, indicating limited opportunity for new entrants.

Business Relevance

May interest companies providing software development and system integration services for banking information systems, especially those experienced in legacy system compatibility.

Participation fit

This procedure is classified as sole-source and is not an open competitive tender. Direct participation is not applicable, but the notice may indicate existing government demand and active relevant vendors in Japan.

Official Source

This opportunity is based on a tender notice published in Kanpo, the official gazette of the Government of Japan.

  • Source: Kanpo, Government Procurement Notice Edition
  • Official category: 随意契約に関する公示 / Notice of single tendering procedures
  • Publication date: May 26, 2026
  • Publication: Kanpo, pages 48

Full English Translation

The following English translation was prepared from the original Japanese notice published in Kanpo. Where an official English summary appears in the Kanpo publication, it was used only for verification; the translation below is based on the Japanese source text.

Notice of single tendering procedures is hereby announced as follows. Date: May 26, 2026. Contract responsible party: YAMADA Ryotaro, Executive Officer, Japan Post Bank Co., Ltd. Procurement agency number: 431. Location number: 13. No.1 (No1) 1 Procurement content:
(1) Item classification numbers 71, 27
(2) Single tender contract for additional development work of the Japan Post Bank Integrated Information System (starting June 2026). 2 Scheduled date of single tender contract: June 16, 2026. 3 Reason for single tender contract under the Government Procurement Agreement: c "compatibility". 4 Name of the party planned for the single tender contract: NTT Data Corporation. Contact department: Corporate Staff Division, General Affairs Department, Japan Post Bank Co., Ltd. (contract in charge) Contact person: Yoshida Ikuyo Phone: 03-3477-1710. Address of NTT Data Corporation: Otemachi Place West Tower, 2-3-1 Otemachi, Chiyoda-ku, Tokyo 100-8793.

Show original Japanese notice

随意契約に関する公示

次のとおり随意契約について公示します。 令和8年5月26日契約責任者株式会社ゆうちょ銀行執行役山田亮太郎
◎調達機関番号431 ◎所在地番号13
〇第1号(No1)

1 調達内容
(1) 品目分類番号71、27
(2) 随意契約に付する事項ゆうちょ総合情報システムの追加開発等の委託(2026年6月着手3 )

2 随意契約の予定日令和8年6月16日

3 随意契約によることとする「政府調達に関する協定」の規定上の理由 c「互換性」

4 随意契約を予定している相手方の名称株式会社NTTデータ5担当部 〒100-8793東京都千代田区大手町二丁目3番1号大手町プレイスウエストタワー株式会社ゆうちょ銀行コーポレートスタッフ部門総務部(契約担当)担当吉田育代電話03-3477-1710

Disclaimer

This page is based on the official Kanpo tender notice, with translation and a preliminary business assessment by I.J. Do. The official Japanese notice and tender documents are binding.

JBid is a beta technology-procurement intelligence service by I.J. Do.

Back to daily list