14 books • 2 series
Book #1: The Case Files of Jeweler Richard (Light Novel) Vol. 1
Book #2: The Case Files of Jeweler Richard (Light Novel) Vol. 2
Book #3: The Case Files of Jeweler Richard (Light Novel) Vol. 3
Book #4: The Case Files of Jeweler Richard (Light Novel) Vol. 4
Book #5: The Case Files of Jeweler Richard (Light Novel) Vol. 5
Book #4: The Case Files of Jeweler Richard (Manga) Vol. 4
Book #5: The Case Files of Jeweler Richard (Manga) Vol. 5
Book #6: The Case Files of Jeweler Richard (Manga) Vol. 6
