Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Name | Real Name | Birthdate | Costume Role | Defining characteristics |
| --- | --- | --- | --- | --- |
| Daishi - Lead Vocals | Daishi Kajinaga (梶永大士) | February 5, 1976 | "The Hero" | Shortest band member |
| Aya - Guitar, dance | Naoki Okawa | March 17, 1980 | "The girl" | Pink hair |
| Lida - Lead guitar | Tatsuya Akeda | January 16, 1976 | Sidekick, "Whatever's left over". | Bright orange hair |
| Seek - Bass | Takuma Shiramizu | September 14, 1979 | Monster | His many piercings |
| Yura-sama - Drums, vocals, dance | Takeshi Kuroiwa | September 12, 1979 | Warrior, mystic | Platinum Hair |
Question:
What is the defining characteristic of Takeshi Kuroiwa?
Answer:
Platinum Hair