Kenji Ozawa

"That's his katana, right?" "Yeah. He was the one who taught me . He was always so serious about my training and I never understood why."

- Danny Rand and Colleen Wing

Colleen Wing's Mother was the grandfather of Colleen Wing who taught her.

Biography
"Your grandfather was right to train you the way he did." "You didn't know my grandfather."

- Madame Gao and Colleen Wing

In the wake of the death of her mother, Colleen Wing was sent by her father to Japan to live with her grandparents. While most of her family did not care about Wing, her grandfather saw the potential in her and decided to teach her the art of.

For her training, Wing's grandfather used to send her on some missions, such as find three or track a, being very serious about it. Wing could not understand the point of her missions, as her grandfather was replying to her questions with riddles. Later, Wing realized that her grandfather's missions made her able to observe the world around her what allowed her to become the great warrior.

Years later, Wing's grandfather admitted that his granddaughter was ready to find her own way. Before Wing left Japan, he gave her his katana that was passed from generation to generation in her family. Eventually, Wing arrived at the United States of America where she was recruited by Bakuto. Her grandfather's training allowed Wing to become one of the most skilled warriors of the Hand. Meanwhile, Wing's grandfather passed away and his favorite proverb "The frog trapped in a well does not understand the sea." was printed in his obituary.

Weapons

 * Katana: Colleen Wing's grandfather carried the family relic katana that was passed from generation to generation. In conclusion of Wing's training, he passed the katana to his granddaughter.

Family

 * Wife †
 * Daughter †
 * Son-by-Law
 * Colleen Wing - Granddaughter and Trainee

Appearances
In chronological order:
 * Iron Fist
 * Season One
 * The Blessing of Many Fractures (mentioned)
 * The Mistress of All Agonies (mentioned)
 * Black Tiger Steals Heart (mentioned)
 * Season Two
 * Citadel on the Edge of Vengeance (mentioned)

Trivia
To be added