Analysis of information sources in references of the Wikipedia article "スタンダップコメディ" in Japanese language version.
A stage presence comes pretty quickly [but] how to write jokes and how to generate material and know it's going to work; [concerning these, the] first ten years are building the [base] skills
A low ceiling and proximity to the stage is important because standup comedy is not a performance. It is a conversation in which the comedian does all of the talking.
On the whole, you have to give the illusion that it's a dialogue