noun
manual keigo; honorific expressions from training manuals
Refers to overly formulaic or unnatural honorific language learned from company training manuals, often criticized as stiff or insincere.
あの新人の話し方はマニュアル敬語そのものだ。
That new employee's way of speaking is textbook manual keigo.
マニュアル敬語ばかり使うと、かえって失
If you only use manual keigo, it can sometimes sound rude instead.