Japan will use ninja to help [boast / boost] tourism over the next few years. Ninja will promote Japan and ninja culture [in / on] the run-up to the 2019 Rugby World Cup and the 2020 Tokyo Olympics. Ninja are a famous [symbol / symbolic] of Japan and many people around the world [now / know] about these dark-clothed figures who are great [that / at] fighting and can run across rooftops at great speed. Several ninja [gave / given] an example of their skills on Wednesday when a [group / grouped] of them "sneaked" into the office of Japan's Prime Minister Shinzo Abe. This was the [starts / start] of the ninja tourism campaign. Mr Abe joked with the ninja. He said: "Even though you're all [worn / wearing] such bright colors, you were still able to slip through the [light / tight] security of my office."
A ninja was a [kind / kindly] of secret agent, spy and fighter in Japan. He or she was a specialist who was skilled [on / in] many areas. The main functions of a ninja [inclusive / included] assassination, fighting, infiltration (getting into an enemy area or building), [sabotage / entourage] and spying. The first ninja appeared [on / in] the 15th century when they helped warlords win land and get more power. In the 19th century, ninja became popular [numerals / figures] in art, literature and [nearly / early] manga. Artists and writers surrounded them in mystery and gave them legendary abilities, such [was / as] invisibility, walking on water and [being / been] able to control the natural elements. Today we see them around the world in movies, cartoons, [comets / comics] , games and manga.