September 2026 SoftBank / Y!mobile / LINEMO outage records

About SoftBank / Y!mobile / LINEMO records

These records collect communications incident and maintenance notices for SoftBank, Y!mobile and LINEMO. Dates and titles come from SoftBank’s official incident information page. Notices are grouped by outage, delay, maintenance and recovery wording in their titles and descriptions, with the original times shown. When no time is given, older notices show no time, while newly found notices show the first check time marked observed. Check the original notice for the precise impact on the services you use.

Source: SoftBank / Y!mobile / LINEMO