Naruto: Starting with the Akimichi Clan, the Backhand Is the Steel of the Heart.

(LOL system + unlimited stacking of steel + absolutely no waste + numerical crushing + cool fighting text + multiple female protagonists + Naruto jokes) Shinichi traveled through Hokage and became the most outrageous outlier in the Akimichi family - a skinny man who couldn't gain weight no matter how much he ate. In a family where "fat is the key to strength", he lives like a human joke. Until the desperate situation, [League of Legends Equipment System] forced login. Facing the flashy magical equipment, his mouse... Ah no, it was his mind, without hesitation locked on the heavy piece of equipment that was ridiculed by countless people, but made his soul tremble - the steel of the heart. "In the world of Naruto, high attack and low defense, crispy skins will kill each other in seconds?" "Golden body? Resurrection armor? No, those are all fake!" "Only absolute blood volume is the eternal truth!" As a result, the style of ninja world changed suddenly. While others were practicing ninjutsu and studying bloodstains, Akimichi Shinichi was thinking: "How can we defeat him reasonably?" His understanding of becoming stronger is simple and crude: turn all the strong men he has seen into a line of numbers on his health bar. Many years later, the Fourth Ninja War took place. The ten-tailed beast jade covered the sky and the sun, and the ninja coalition looked desperate. Akimichi Shinichi sighed, moved his wrist, and walked in front of everyone. "Do you know why I never force a special move?" Facing the devastating light, he activated all the active skills in his equipment list. "Because that's not challenging." "But today..." He grinned, and his health bar began to increase crazily at an incredible value. "This tailed beast jade looks good." (The introduction is too weak, please read the text.