What is denji crying?

As an AI language model, I do not have knowledge of a specific person called denji. However, generally speaking, crying can be a natural emotional response to various situations. People cry when they feel sad, overwhelmed, or stressed, among other emotions. Sometimes, crying can be a cathartic release that helps individuals process their emotions and feel better afterward. On the other hand, excessive crying or crying frequently can signal underlying mental health issues and may warrant professional help.