The Mystery of the Batman: Case of the Dark Knight

Mystery of the Batman: Case of the Dark Knight (バットマンの謎：ダークナイトのケース Battoman no nazo: Dākunaito no kēsu) is a crossover work of Batman and Detective Conan.

From Batman:

 * Batman/Bruce Wayne
 * Robin/Tim Drake
 * Batgirl/Barbara Gordon
 * Nightwing/Dick Grayson (Mentioned Only)
 * Alfred Pennyworth
 * Commissioner James Gordon (Mentioned Only)
 * The Joker
 * Harley Quinn
 * The Riddler (Cameo as a mannequin)
 * Two-Face (Cameo as a mannequin)
 * Mr. Freeze (Cameo as a mannequin)
 * Poison Ivy
 * Ra's al Ghul (Mentioned Only)
 * Killer Croc (Cameo as a mannequin)
 * Talia al Ghul
 * Lucius Fox (Mentioned Only)
 * Thomas Wayne and Martha Wayne (Mentioned Only)

From Detective Conan:

 * Shinichi Kudo (in Ran Mori's dream)
 * Conan Edogawa
 * Ran Mori
 * Kogoro Mori
 * Ayumi Yoshida
 * Hiroshi Agasa
 * Sonoko Suzuki
 * Inspector Juzo Megure
 * Miwako Sato
 * Yumi Miyamoto
 * Detective Chiba
 * Jodie Starling