01-0089
Possible ballistic missile launched from North Korea - mariners in Japanese waters advised
Warning text
AnalysisNotable
No longer in forceJapan Ministry of Defense reports a potential ballistic missile launch from North Korea. Japan 1st Regional Coast Guard warns vessels to be alert for falling objects and to keep clear if any debris is sighted. Mariners are asked to report sightings to the Japan Coast Guard and await further information. No positions or danger area given in this message.
Be alert for falling objects and keep clear if any debris is sighted; report any information to the Japan Coast Guard and await further instructions.
Background (general knowledge, not from the warning)
North Korea routinely conducts ballistic missile launches that can overfly or fall into sea areas near Japan. The Japan Ministry of Defense and Japan Coast Guard routinely issue warnings when a launch is detected to alert shipping of possible falling debris. Danger areas are often established downrange from the launch site; this message gives no coordinates so vessels should monitor Japanese authorities for specific danger zones. Mariners in the region commonly need to keep clear of any observed debris and report sightings to facilitate safety and any response.
- Type
- Missile / rocket launch · severity high
- Feed
- Rocket launches and space debrisAll warnings of this kind on the map, or as an API feed.
- Location
- Japanese waters / general
- Validity
- From 12 Oct 2026, 00:40 UTC
PROMULGATION TIME 120940 JST OCT. - Hazards
- potential ballistic missile, falling debris, impact hazard
Contacts
- Japan Coast Guard · report sightings and information
Worked out automatically from the warning text on 12 Oct 2026, 02:47 UTC; the background is general knowledge, not from the warning. It can be wrong: the official warning text is the authority.