Short answers, pulled from the story.
The Rurouni Kenshin manga was serialized in Weekly Shōnen Jump from April 1994 to September 1999. This run established the series as one of the best-selling manga of all time with over 72 million copies in circulation by 2019.
Nobuhiro Watsuki created the Rurouni Kenshin manga series. He drew inspiration from his own childhood kendo practice and his fascination with the Shinsengumi historical group of samurai who fought during the Bakumatsu period.
Himura Kenshin carries a reverse-bladed katana to symbolize his vow to never take another life. This weapon was designed to cut without killing, representing his desperate attempt to atone for the blood he had spilled during the civil war that ended the Edo period.
Yukishiro Tomoe was the woman Kenshin was supposed to marry during the Bakumatsu period. Her death, which occurred when she took a blow meant for Kenshin, haunted him for the rest of his life and became the reason he took his vow to never kill again.
The first Rurouni Kenshin anime television series aired from January 1996 to September 1998. It was produced by SPE Visual Works and animated by Studio Gallop and later by Studio Deen.
The second Rurouni Kenshin anime television series premiered in July 2023. The direct sequel manga is titled Rurouni Kenshin: The Hokkaido Arc and began serialization in September 2017.