As a domain expert in comic book lore and superhero narratives, I can provide you with an accurate account of who has trained Batman.

In the DC Comics universe, Batman, whose real name is Bruce Wayne, has been trained by a variety of mentors and through his own self-improvement efforts. Here are some key figures in his training:


1. Ducard: In the film "Batman Begins," Henri Ducard, who is later revealed to be Ra's al Ghul, trains Bruce Wayne in martial arts, stealth, and detective skills.


2. Sensei: In the comics, Bruce Wayne often trains under various martial arts masters, with the most notable being a sensei named Ken Watanabe in the film "Batman Begins," who teaches him discipline and the way of the ninja.


3. The League of Shadows: In some adaptations, Bruce Wayne is trained by the League of Shadows, a secret organization led by Ra's al Ghul, which teaches him various forms of martial arts and combat techniques.


4. Self-Training: A significant part of Batman's training is self-taught. He is known for his diligence and perseverance, studying a wide range of subjects from criminology to forensic science, and mastering numerous forms of combat and technology.


5. Military Training: In some versions of the story, Bruce Wayne also undergoes military training, which contributes to his skills as a tactician and strategist.


6. Travel: Bruce Wayne's travels around the world, particularly to Asia, have also played a role in his training, as he learns from various cultures and their martial arts traditions.

7.
Mentors: Throughout his career, Batman has had various mentors who have contributed to his skills, including Alfred Pennyworth, who provides guidance and sometimes training in areas like etiquette and survival skills.

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A young Bruce Wayne had sought Kirigi for instruction, gaining some of the skills he would use as Batman. In that story it was also revealed that Kirigi has taught ninjutsu to several members of Ra's al Ghul's League of Assassins.read more >>