An earthquake measuring lower 5 on the Japanese seismic intensity scale of 7 hit Atami, a famous hot springs resort city in Shizuoka Prefecture, on Sunday afternoon, the Meteorological Agency said.
There were no immediate reports of casualties or damage from the 1:10 p.m. quake with a preliminary magnitude of 4.5. No tsunami warnings were issued.
The Shizuoka Prefectural Government reported some minor incidents in which elevators at a few hotels in the prefecture automatically stopped after the quake.
The temblor registered 3 in some parts of Kanagawa Prefecture and 1 in Tokyo.
It did not affect the operation of Hamaoka Nuclear Power Station in Shizuoka Prefecture, according to Chubu Electric Power Co.
Bullet trains were not affected, but two regular trains were delayed between Odawara and Atami stations, Central Japan Railway Co. (JR Tokai) said.
The focus of the quake was some 6 km below the seabed off the Izu Peninsula, the agency said.