Pirates: Many Children Bring Happiness, the Empress Begs to Be the Princess

[Invincible] + [Thunder and Lightning] + [Farming] + [Pretending to be awesome] + [Multiple heroines] Ren traveled through the world of pirates and became the king of the poor country Eregia! Bind to the system of many children and many blessings, the more children I have, the stronger I am? Then engage in economy, tourism, and thunder and lightning amusement parks! The more heirs, the higher the bonus? Then hold the "Princess Selection Contest"! The Empress, Nami, Robin, Uta, Rebecca... I want them all! Kizaru laughed at him for being slow? The next second, he was teleported and kicked into the sea by Thor! Kaido shows off his physical strength? As a result, he was so shocked by the thunder god's armor that he vomited blood! He is the god of thunder who has come to the world, and he is the king who makes the scalps of the five old stars tingle! Admiral? It's my power bank! Yonko? Pay the toll first! Celestial Dragons? Just a backup ingredient on my thunder grill! "What? Master Im is angry? Let him pick me up - Pikachu Billion Volt!" Why did I rule the whole world without knowing it! This book is also known as "Electric Therapy for Celestial Dragons, Driving the Five Old Stars Crazy" "Starting with Thunder God Fruit, I Want to Electrify the World"