Go-nyūjō no sai ni wa, nekutai no chakuyō o o-negaishiteorimasu.When you enter, we request that you wear a necktie.

Konna bakageta shitsumon o suru no wa o-hazukashii desu.I'm embarrassed to ask such a stupid question.

Gaiyō-ran ni kaitearu jan.It's written right there in the video description, isn't it?

Reiwa jidai ni hairu, ban ni hairuto enter the Reiwa era, to enter into evening