Write a short story based on the following prompt: “Ninja visibility peaked in the 1980’s, and as you can see it’s been on a steady decline since. The consensus of most ninjologists is that they’re extinct, but I disagree. I think they’ve perfected their technique. And I think I can prove it.”

Once upon a time , there was a young nin ja named Ak ira . He had been trained in the art of nin j ut su since he was a child , and he had become one of the most skilled nin jas in the world . \n \n In the 1 9 8 0 s , nin ja visibility pe aked , and Ak ira was at the fore front of this movement . He was known for his incredible ag ility , ste alth , and combat skills . He was feared and respected by all who knew him . \n \n But as the years passed , the popularity of nin jas began to decline . Many people believed that they were ext inct , that their skills had been lost to time . But Ak ira knew better . \n \n He believed that the nin jas had perfect ed their technique , and that they were still out there , hidden in the shadows , waiting for the right moment to strike . \n \n A k ira set out to prove his theory . He traveled years studying and training , hon ing his skills to perfection . And finally , one day , he got his chance . \n \n He was on a mission to retrieve a valuable art ifact from a heavily guard ed fort ress . The guards were armed and dangerous , but Ak ira was ready . He slipped past them und et ect ed , using his ste alth and ag ility to avoid their tr aps and amb ushes . \n \n In the end , Ak ira succeeded in his mission . He retriev ed the art ifact and returned to his base , triumph ant . \n \n From that day on , Ak ira was known as the greatest nin ja of all time . His skills and techniques inspired a new generation of nin jas , who took up the art of nin j ut su and carried on the legacy of the nin jas . \n \n And though many people still believed that the nin jas were ext inct , Ak ira knew that they were still out there , waiting to strike . He had proven that they had perfect ed their technique , and that they would always be a force to be reck oned with . </s>