Natsue Hatamoto (簱本 夏江,Hatamoto Natsue?), age 22, is a member of a feuding family composed of squabbling selfish relatives who want the inheritance: ownership of the huge Hatamoto group and a lot of money. The companies are the Hatamoto products (Hatamoto Bussan), where her husband, Takeshi, worked, and Hatamoto Construction, of which her uncle, Kitaro, is the Vice President. The company/group itself has corruption allegations and debt issues. The family hates detectives to the point where Gozo Hatamoto, the head of the family and Natsue' grandfather, forbade even detective novels and dramas. They are rich enough to own Hatamoto Island and rent a huge boat. Natsue's parents (father Shoichi and mother Miyuki) died in an accident of some sort the year previous. She renounced the inheritance to live quietly with her husband. Who got the inheritance is unknown. In the Funimation Dub, she is Suzanna Hannigan and is voiced by Lydia Mackay.
Takeshi Hatamoto (簱本 武,Hatamoto Takeshi?), age 24, is Natsue's husband. In the Funimation Dub, he is Theodore Hanigan and is voiced by Jeffrey Schmidt.
Kira Miyahara (宮原キラ,Miyahara Kira?) was a popular idol actress that brutally died when an accident occured in her party with friends. After her death, many fans organized a seance in order to bring her back to life but a serial murder occurs. The killer was someone who had a grudge against Kira's friends. She reappears in posters of some episodes. She is voiced by Fumiko Orikasa.
Ramus (ラマス,Ramusu?) is an ex-soccer player for Big Osaka. In the indiscriminate stadium threatening case, he incidentally kick a ball to the stage, so Conan can use it to knock out the blackmailer.
Tomomi Sakaguchi (坂口 友美,Sakaguchi Tomomi?), age 24, is the actress who plays the fairy in the Gomera series. She was voiced by Atsuko Yuya, who went on to voice Detective Sato. In the Funimation Dub, she is Tamera Heatherly and is voiced by Kristin McCollum.
Kikuemon (菊右衛門,Kikuemon?), real name Mankichi Tsuchiya (土屋 万吉,Tsuchiya Mankichi?), is 78 years old and a famous potter. He was voiced by Mahito Tsujimura. In the Funimation Dub, he is Forgemaster (real name Stygas Wafulcot) and is voiced by Grant James.
Yakumaru (薬丸,Yakumaru?), is a Tokyo Metropolitan Police Department narcotics officer that was mistaken by Heiji for a drug dealer in Conan and Heiji's Code of Love. He has white-dyed hair and a lizard tatto that are used as camooflage for drug dealing. He is voiced by Hidenobu Kiuchi.
