What did you get from listening to the joke that the new moon is called a white belly?

I haven't seen this ~ I don't know it specifically ~ I believe I should read more and understand it with my heart. It shouldn't be difficult to know this. If there is a screenshot or the original text, it will be easy for everyone to understand and maybe help you easily ~

In this information-filled era, there may not be many people who have contacted the same thing with you, and even fewer people can answer such questions. So if the answer is important to you, you have to pursue it harder.