Kappa DJ （かっぱＤＪ Kappa DJ） is a Rhythm Toy in Rhythm Heaven. It is unlocked at 24 medals and is the last rhythm toy you unlock. It allows you to freestyle the turntables from DJ School and play various sounds from that game.
In this rhythm toy, you can freely play with the turntable from DJ School, and you can also play specific sounds from said game, all to a pre-set beat. There's 8 buttons. 1, 2, 3, and 4 are music samples from the game, and 5, 6, 7, and 8 are the voice clips 'Break,' 'Come on,' 'Ooh!,' and 'Scratch-O,' respectively.
Tap on turntable = 'Break, come on, OOH!'s the turntable, allowing you to play with the turntable a bit by sliding.
Flick on turntable = 'Scratch-O, HEY!'s the turntable back to the normal beat.
Tapping on the buttons = Plays the corresponding sound clip for the button.
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