Futaro Yamada (山田 風太郎 Yamada Fūtarō?, January 4, 1922 – July 28, 2001) was the pen name of Seiya Yamada (山田 誠也 Yamada Seiya?), a Japanese novel writer, famous for his ninja stories and mystery fiction based on japanese legends. He worked in genre of historical fiction, popularizing legendary characters, ninjas and supernatural abilities in his works. Thanks to him many historical characters weren't forgotten in our days.
In 1947, he wrote a mystery novel Daruma-tōge no Jiken (達磨峠の事件?, lit. "The Incident on Dharma Pass") and was awarded a prize by a novel magazine Houseki (宝石?). He was discovered by Edogawa Rampo and became a novelist. He wrote many ninja (忍法帖 Ninpōchō series) and mystery stories. Many of his works have been adapted for film, TV, manga, and anime.
Ez read but not so interestig; the nuns and monks and their disguises are lame, in the other hand i think that old japan had an order, is like a outskirts rural town, but then you have design in it. I think that the design is what made it stand up and evolve.