第 164 集: 大雄戴上隱形帽，雖身處眾人眼前卻能不被察覺

164

Nobita wishes there was a way to avoid getting attention from everyone. Doraemon pulls out the Pebble Hat and explains to Nobita that the user will become unnoticed like a pebble on the side of the road despite being visible to others. (Source: Wikipedia)