Magnitude 5.5 earthquake off the coast of Tohoku, Japan...no threat of tsunami = South Korean report

A magnitude 5.5 earthquake occurred off the coast of Tohoku, Honshu, Japan at around 4:33 a.m. on the 19th. According to the Japan Meteorological Agency, the earthquake occurred in the waters off the coast of central Miyagi Prefecture, and the depth of the epicenter was
There is no risk of a tsunami occurring at a distance of 60km. In this earthquake, tremors with a seismic intensity of 4 were observed in northern Miyagi Prefecture, central Fukushima Prefecture, and southern Iwate Prefecture, where most people walking could feel the shaking.
The Japan Meteorological Agency's seismic intensity scale is different from the scale, which refers to the absolute strength of an earthquake, but is a relative numerical value that expresses how people in the area feel the shaking and the degree of shaking of surrounding objects when an earthquake occurs.
It's a concept.