An anime or manga where the female lead disguises as a man

There are many animes or comics where the female lead disguises as a man. Naruto's mother was a female ninja, and in order to protect Naruto, she disguised herself as a man. 2. Kotaro Gui in Silver Soul was a typical female character, but in order to carry out his mission, he chose to disguise himself as a man. 3. Yagami in the Death Note. She was a genius high school student who chose to disguise herself as a man in order to obtain the invincible Death Note. He was an ordinary high school student, but in order to protect his friends, he chose to disguise himself as a man. Fliesa in Dragon Ball was a powerful alien who chose to disguise himself as a man in order to hide his gender. These were just some of the scenes. There were many other anime and manga that had female protagonists cross-dressing as men.