Voice-changing Pen

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Voice Changing Pen

Voice changing pen manga.jpg

Japanese name: ボイスチェンジペン
Romaji name: Boisuchenjipen
Created by: Professor Agasa
Used by: Conan Edogawa
Detective Boys
Hiroshi Agasa
Agasa's friend
First appearance: Manga: File 111
Appearances: Chapters: 2
Prev gadget: « Wristwatch Flashlight
Next gadget: Kamen Yaiba Voice Changer »
List of gadgets

In the manga version only, the voice changing pen is the fifteenth gadget created by Professor Agasa.


It is used as a recorder and voice imitator. It was first developped for Agasa's colleague, with which they earned quite a lot of money. However, it was only used once as the professor and the Detective Boys visited his uncle's house to find out a counterfeiter was inside looking for a printing plate that was hidden inside. It can also write like a normal pen.

Manga to anime changes

  • In the anime version, the voice-changer is created in the form of a Kamen Yaiba playing card.
The Kamen Yaiba Voice Changer

See also

Professor Agasa's Voice-Changing BowtiePower-Enhancing Kick ShoesGlasses Modification (Microphone)Stun-Gun WristwatchPortable Bento Box FaxDetective Boys BadgeTurbo Engine SkateboardTransmitterCriminal Tracking GlassesElasticity SuspendersButton SpeakerEarring CellphoneElectronic Notebook MapWristwatch FlashlightVoice-changing Pen/Kamen Yaiba Voice ChangerGlasses Modification (Bullet Proof Lenses)Voice-Changing Face MaskGlasses Modification (Telescopic Lenses)Anywhere Ball Dispensing BeltHang Glider/ParagliderCuff Link SpeakersMini Air TankTurbo Engine SnowboardSatellite-Telephone WristwatchVoice-Changing ChokerDrone
Kaitou Kid's Card GunHang Glider CapeTurbo Engine ScooterTurbo Engine Skates
Others Hiroshi Agasa's gadgetsMinor Kaitou Kid gadgetsBlack Organization's gadgetsSamizu Kichiemon's gadgetsMinor gadgets