Leyu Yoshida was a mutant and the sister of Shiro Yoshida.
History
X2: X-Men United
Stryker had files of Leyu Yoshida and other mutants at his base at Alkali Lake.
Trivia
- In the comics, Leyu Yoshida is a mutant called Sunpyre and the sister of Shiro Yoshida. This has not been explored in film to date.