From taking Linzi out of the hospital to her cremation took a full day. Her passing marked the end of Yellow having a home in the Pokémon World.
In the Pokémon World, there were no customs of wearing mourning clothes or keeping vigil through the night. Because Awan and Yellow did not get along, he planned to leave the very next day.
Ash, Aunt Delia, Red, and his mother all chose to stay by Yellow's side, ensuring the boy would not be left completely alone when he missed his mother.
Chapter 46