A lot of One Piece characters learned, and got strong with the help of their teachers. These Student-Teacher relationships are extremely precious.
Here’s a list of the 10 best student and teacher relationships in One Piece. Enjoy!
This list is not ranked
10. Zoro and Mihawk
Zoro and Mihawk are basically rivals but, during the time skip Zoro asked Mihawk to train him for the New World. He became extremely strong and can use Haki. Also, he uses three sword style that he invented.
9. Luffy and Rayleigh
Luffy was trained by Rayleigh, who taught him the concept of Haki and about its abilities. He trained hard for 6 months and the bond between them got stronger and stronger. Rayleigh was very close to Luffy and even cried when he left Sabaody Archipelago.