Okay kiddo, let's imagine you have a favorite TV show. When you watch it, you get really excited and look forward to it all week. The ninth day is kind of like that. It's a special day that some people celebrate because it's believed to be a lucky and important day.
Now, there are lots of different reasons why people might celebrate the ninth day. Some people believe it's important because it's the ninth day after the full moon in the lunar calendar. Other people believe it's important because it's the ninth day after someone has passed away. And some people just think it's a fun and lucky number!
No matter the reason, many people celebrate the ninth day by doing something special. Maybe they go to the temple or church, or they might spend time with family and friends. Some people also eat special foods on the ninth day to bring good luck and fortune.
So, even though it might seem like just any other day, for some people the ninth day is a very special day to celebrate!