This article is about a/an character in Kamen Rider Decade.

Chinatsu
Gender:	Female
Ally Type:	Ally
Season:	Kamen Rider Decade
Homeworld:	Earth (Nega World)
First Appearance:	Ep 20.The Nega-World's Dark Riders
Last Appearance:	Ep 21.The Walking All-Rider Album
Number of Episode Appearances:	2
Actor:	Juri Ihata
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Chinatsu is Natsumi's high school friend who was the president of the student council. Her Negatives World counterpart died giving her Natsumi the K-Touch which she stole from the Dark Riders.