Set of 5 books from the Oshiri Tantei (Butt Detective) series. These books have been read by a child, and some do not have cover jackets. They have some scratches, but the pages inside are not torn or folded. Thank you. - Series Name: Oshiri Tantei (Butt Detective) - Number of Volumes: Set of 5 - Author: Troll - Language: Japanese Oshiri Tantei Series: - Oshiri Tantei: Murasaki Fujin no Ango Jiken (The Purple Lady's Code Case) - Oshiri Tantei: Fumetsu no Settoudan (The Immortal Thief Gang) (with cover) - Oshiri Tantei: Kaitou VS Tantei (Thief VS Detective) - Oshiri Tantei: Miharashisou no Kaijiken (The Mystery of the Lookout Mansion) (with cover) - Oshiri Tantei: Lucky Cat wa Dare no Te ni! (Who Has the Lucky Cat!) Written and Illustrated by Troll