Short answers, pulled from the story.
Kamishibai narrators earned their primary income through the exchange of sweets for performances. Children paid for the show not with money but with candy, which funded the performance art form.
The tradition of combining image and text to convey a story began in the 8th century within Japanese Buddhist temples. Monks used picture scrolls known as emaki to teach history to the faithful during this period.
During the Great Depression of the 1930s, the number of Kamishibai narrators in Tokyo alone reached 2,500. Each narrator performed ten times a day to captivate audiences of children.
The introduction of television in 1953 brought a sudden and irreversible silence to the streets of Japan. This new medium captured the attention of five million children and adults who were previously entertained daily by street performers.
Buddhist nun Maki Saji created a Kamishibai based on the story of Sadako Sasaki in May 2010. She performed this story as a delegate at the Meeting of the Treaty on the Non-Proliferation of Nuclear Weapons at the United Nations in New York.