noun
reverse culture shock
The disorientation felt when returning to one's home culture after living abroad, as familiar things now seem foreign.
留学から帰国した後、逆カルチャーショックでしばらく落ち着かなかった。
After returning from studying abroad, I felt unsettled for a while due to reverse culture shock.
逆カルチャーショックは、海外生活が長い人ほど強く感じることがある。
Reverse culture shock can be felt more strongly by those who have lived abroad for a long time.