What is the average annual income of a Ninja?

Ninjas are said to have served daimyo and lords in Japan from the Muromachi period to the Edo period, and also independently engaged in intelligence activities, sabotage, infiltration tactics, tactics, and assassinations. The name is well known not only in Japan but also in the world. Ninja is a popular name used in novels since the 1955's.

Historically called "Shinobi", it is believed that its existence can be confirmed in historical sources after the Nanbokucho period (1336–1392), and its origin is in the villain who resisted the rule of the manor system in the latter half of the 13th century.

忍者とは!? | 日本忍者協議会 (ninja-official.com)

Are Ninjas Still in Japan?

In Japan, you will be able to meet ninja at theme parks and tourist destinations.

It seems that Ieyasu Tokugawa and Hanzo Hattori Ninja Corps can apply even if they are foreign nationals, but it is a condition that they can communicate in Japanese.

What is the annual income of a ninja?

The average annual income of a ninja is
2.8 million yen
Average annual income transition
2.6 million yen to 3.2 million yen

忍者の年収給料、経験別・年齢別・都道府県別年収｜平均年収.jp (heikinnenshu.jp)

It seems that, in order to stand on the stage of a show or event as a full-fledged ninja, you must first master the basics of martial arts, such as martial arts, swordsmanship, and stick art, and learn the dressing and gestures of samurai and tradesmen.

If the stage actor sells his name as an actor in a historical drama on TV or a movie, you will earn more than 10 million yen a year, maybe.