Kiibo seemed to understand the feeling that Kokichi had. It was a bit weird being back in his body after that time in the afterlife, and it had to have felt even weirder for Kokichi because he was a human before then. However, he was sure that he would adjust with time.
"You'll get used to it," he assured him softly. "Even I felt a bit strange coming back into this body, so I imagine it's only stranger for you. However, you'll get used to it. It'll be okay."