Short answers, pulled from the story.
Vinland Saga was written and illustrated by Makoto Yukimura. Serialization began in Kodansha's Weekly Shonen Magazine on the 13th of April 2005, before moving to Monthly Afternoon in December 2005, where it ran until the 25th of July 2025.
By August 2022, Vinland Saga had over 7 million copies in circulation. Earlier milestones included combined sales of 1.2 million copies for the first five volumes by June 2008, and over 5 million copies in print by 2018.
Vinland Saga won the Grand Prize of the Manga Division at the 13th Japan Media Arts Festival in 2009 and the 36th Kodansha Manga Award for Best General Manga in 2012. It was also nominated for the 1st Manga Taisho award in 2008.
Yukimura was inspired by reading Fist of the North Star as a boy and wanted to create a series about strength and justice. He also drew on the story of King Olaf Tryggvason, who regained his throne after being enslaved, and projected his personal anxieties during the Cold War and after the September 11 attacks onto the protagonist Thorfinn.
Vinland Saga was collected in 29 tankōbon volumes. The first volume was released on the 15th of July 2005 and the final volume was released on the 22nd of September 2025.
Vinland Saga has two anime seasons, each running 24 episodes. The first season, produced by Wit Studio, aired from the 8th of July to the 30th of December 2019. The second season, produced by MAPPA, aired from the 10th of January to the 20th of June 2023.