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(Archive) Incident of FLEX Line 1 connected via Access Point 3

Market Status

Cash Equity Auction (arrowhead) Cash Equity Off-auction (ToSTNeT system)
Normal Service Normal Service
(Note)
  • ・Part of service may be affected depending on the securities or the market information vendors that you are using.
    In case that a service that you are using is not available, please contact your securities or vendors directly.
 

Notification for trading participants and FLEX users

(Last updated at 12:30 JST)
Currently, although all TSE’s systems are operating normally, we announce the below to specific users.

User Status

Trading Participants Market Information System Users
Normal service Partly affected

Details of the incident

1. Classification Network incident
2. System affected FLEX (Market Information System)
3. Date and Time of occurrence March 12, 2026 around 8:00 (JST)
4. Services affected by the incident FLEX Standard
FLEX MBO
FLEX MBO BC
5. Impact range Line 1 in FLEX services (specific lines of Access Point 3)
7 users/ 7 lines
6. Outline of the incident Distribution halt for Market Information (FLEX Services)
7. User's action required (Last updated 12:30 JST)
Data distribution through line 1 has been currently suspended.
The restoration timing is scheduled after 18:30.
Please continue operations using FLEX message sent through line 2 until the restoration.
Regarding the further information, the person in charge of arrownet will contact the affected users.

Update Information

Time Contents Upcoming
12:30 JST Notified the scheduled timing of the restoration.
This is the final notification.
-
11:00 JST Notified the third announcement.
We will update once restoration timing is determined.
-
9:00 JST Notified the second announcement.
We will update once restoration timing is determined.
-
8:30 JST Notified the incident of FLEX Line 1 connected via Access Point 3. 9:00 JST