Prince of Tennis: I am actually Echizen Nanjiro

Because of an accident, he traveled to the world of Prince of Tennis and became the father of the protagonist Echizen Ryoma - Echizen Nanjiro. From then on, he lived a dull life of raising cats and sons - no wonder! With one coincidence after another, his bond with this world became deeper and deeper. Gradually, he became the center of many people, invisibly changing their original destiny... Echizen Ryoma: "I treat you as brothers, but you want to be my father?" Echizen Nanjiro: "You asked me who I like the most, of course it's my own baby son." The light comedy of love in another world officially begins! Stay tuned! ...