Time Travel Shoujo is based on Jishaku to Denki no Hatsumei Hakken Monogatari, a renowned book authored by Kiyonobu Itakura, a distinguished educator from Japan in 1983. The Hatsumei Hakken Monogatari Zenshuu series comprises several volumes, and the book focuses on scientific innovations and breakthroughs that have influenced and shaped history. In particular, the 1983 volume examines the advancements related to electricity and magnetism.