Kamen Rider Den-O: Pretty Den-O Appears! (2020)

Anna, a 10-year-old girl, runs away from home after an argument with her mother. For unknown reason, she is later chased by Shocker. Then she manages to hop onto DenLiner, known as the train that crosses time. She gets off during 1989 - the first year of the Heisei Era and has a great adventure with Momotaros and others.