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Index Consultation

Index Consultation is established to set aside opportunities to gather various opinions and improve fairness and transparency of process when deciding on measures regarding the operation, etc. of TSE Indices.
For details on each subject, please click the title.
For more information, please see the ”Index Consultation Implementation Guidelines”.

Index Consultation Implementation Guidelines icon-pdf

Archives:

Announcement Date Closing Date Status Subject
Apr. 03, 2026 May 07, 2026 Accepting Treatment of Securities on Special Alert, etc.
Jan. 29, 2026 Mar. 02, 2026 Closed & Published Revisions to the Guidebooks for the TOPIX New Index Series and Other TOPIX Sub-Indices Due to the TOPIX Revisions