Sumaho-chan

Sumahochan is a Mexican girl whom Nohara family first encounters in Mexico. She lived in the neighbourhood of the Nohara familys new house. Her real name is Francisca. Due to her adolescence she has a bad mouth is shy as well as moody. She is given this nickname by Shinnosuke as she always cherishes her smartphone holding it carefully while walking and refusing to tell Shinnosuke her name. Her parents were preyed on by the killer cactus. Source: Crayon Shinchan Fandom