noun
rapping sound; poltergeist knocking
Refers to unexplained knocking or tapping sounds, often attributed to poltergeist activity or paranormal phenomena.
心霊現象としてラップ音が報告された。
Rapping sounds were reported as a psychic phenomenon.
夜中に壁からラップ音が聞こえた。
I heard rapping sounds from the wall in the middle of the night.