|Season:||Kamen Rider Spade Warrior|
|First Appearance:||Episode 1|
|Last Appearance:||Episode 33|
|Number of Episode Appearances:||33|
|Ada Chastain (teen)|
Ada Chastain is Hayley's nine year-old daughter & Ken's niece. She is a rude girl who has feelings for Dirk. She also treats her own uncle, Ken, as a small idiot, even calls him by name. Her age is 9 years old, but had her 10th birthday later on. She is the reason Dirk discovers what it means to be human.
Four years later, near the end of the series, a selfish Ada had forsaken Dirk & became a rebellious delinquent at age thirteen. Albino Joker uses her for the Vanity Card but is saved by Dirk.
- Amane Kurihara - Kamen Rider Blade counterpart at Kamen Rider Wiki