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A thread on weird, highly specific game controllers.
The Dance Dance Revolution hand controller (2000).
The Famicom pachinko controller by Coconut Japan.
Mahjong controllers for Famicom by Capcom (1987).
Sunsoft pachinko controller for Super Famicom.
Sankyo pachinko controller for Sega Saturn.
The Top Rider inflatable controller for Famicom.
The Baby and Me doll for Wii.
The Intellivision Music Synthesizer for Melody Blaster.
The Sammy pachinko controller for Super Famicom.
The controller for Power Shovel Ni Norou (Taito, 1999).
The Playstation mahjong controllers for Wai Wai 3-nin Uchi Mahjong, with a bult-in screen.
The controllers for PlayStation's multiplayer minigame collection Ochanoma Battle.
The Biohazard Dedicated Controller/Resident Evil Pad.
The PS2 Sammy Tambourine Controller for MiniMoni: Shaker and Tambourine! Dapyon!
The Taito Densha de Go controller for PSX.
The controller for the Wii edition of Dragon Quest: Monster Battle Road.
The Voice Recognition Unit or VRU for Nintendo 64, a microphone for use with Pikachū Genki Dechū/Hey You, Pikachu.
The Namco Jogcon for R4: Ridge Racer Type 4 (and other racing games).
The GameCube Microphone.
The Dreamcast Mic Device for use with Seaman.
The Seamic controller for the PS2 version of Seaman and Seaman 2.
The fingerskate add-on for the PS2 Dual Shock included with Yanya Caballista.
The Miracle Piano Teaching System for NES (and many other systems).
The Urusakunai Kara OK! "silent microphone" for Wii (and other systems).
The Beatmania Controller for PlayStation.
The one above is the European version. Here's the Japanese controller for the PlayStation version of Beatmania.
The Beatmania IIDX controller for PlayStation.
The card reader for Love and Berry DS Collection.
[+18] The Chu-B Lip S2 for use with Custom Maid 3D.
![[+18] The Chu-B Lip S2 for use with Custom Maid 3D.](https://pbs.twimg.com/media/Em2gxekXcAA-crk.png "[+18] The Chu-B Lip S2 for use with Custom Maid 3D.")
![[+18] The Chu-B Lip S2 for use with Custom Maid 3D.](https://pbs.twimg.com/media/Em2g5dqW4AA7aHX.png "[+18] The Chu-B Lip S2 for use with Custom Maid 3D.")
The Guitar Hero Grip for Guitar Hero: On Tour for Nintendo DS.
The Facening Scan for the DS games Face Training and Shiseido Beauty Solution Kaihatsu Center Kanshuu: Project Beauty.
The DS Paddle Controller for Arkanoid DS and others.
The DS Slide Controller for Slide Adventure MAGKID.
The Brush Pen for the DS (non)game Bimoji Training.
[+18] The USB Onacon for 3D Custom Girl, with an "ejaculation button".
![[+18] The USB Onacon for 3D Custom Girl, with an "ejaculation button".](https://pbs.twimg.com/media/Em7vOLeXUAI0bjH.png "[+18] The USB Onacon for 3D Custom Girl, with an \"ejaculation button\".")
The piano add-on for Nintendo DS Easy Piano.
The N64 Bio Sensor for Tetris 64.
The Perifit exerciser.
The X-board surfing add-on for the PS2 Dual Shock included with Surfroid: Densetsu no Surfer/Surfing H3O.
(Pictures by Moor-Angol)
(Thanks, @gingerbeardman!)
(Pictures by Moor-Angol)
(Thanks, @gingerbeardman!)
