Leona Buccholz

Leona Buccholz (レオナ・ブッフホルツ, Reona Buffuhorutsu), a deceased undercover BND Agent who was also known by her Karasuma Group Codename Riesling (リースリング, Rīsuringu), is a non-canon minor character in the manga and anime franchise Detective Conan.

Trivia

 * Riesling is a white grape variety which originated in the Rhine Region of Germany.
 * Riesling is right-handed.