 At 2340 UTC that day, Nanmadol made landfall near Fangliao, Pingtung in Taiwan, becoming the first December tropical cyclone to strike the island in 108 years of record-keeping.Roughly six hours later on December 4, the JMA determined that Nanmadol had transitioned into an extratropical cyclone.These remnants soon merged with another low-pressure area, creating a more powerful system that later tracked over Japan.