Many you will ask yourselves "where comes from the ideas of Oda-sensei for his manga?", although most of them comes from his wild imagination, some of them clearly are inspired by historical figures and events, popular stories, his own life or the influence of others mangakas in his work. The following articles will helped you to understand how the head of a genius works, starting from the inspiration to create your own history.

• Historical pirates and the origin of the adventure
• Admiration for the Vikings
• List of Wazamono and Zoro's swords
• Arabasta and the Faraonic Egypt
• Skypiea and the colonial America
• Skypiea and the different religions
• Giant Jack and Jack and the magic beans
• Davy Back Figth and Davy Jones
• Water Seven: A mixture of Venice and Popeye
• Historical trains
• A japanese fairy tale: Momotaro
• A japanese fairy tale: Naita Akaoni