The duration of Kamen Rider World is 540.0 seconds.
The duration of Kamen Rider is 1800.0 seconds.
The duration of Kamen Rider OOO is -1500.0 seconds.
The duration of Kamen Rider Black is 1800.0 seconds.
The duration of Kamen Rider Blade is -1500.0 seconds.
The duration of Kamen Rider J is 2820.0 seconds.
The duration of Kamen Rider W is -1500.0 seconds.
The duration of Kamen Rider X is 1800.0 seconds.
The duration of Kamen Rider Decade is -1500.0 seconds.
The duration of Kamen Rider Fourze is -1500.0 seconds.
The duration of Kamen Rider Hibiki is -1500.0 seconds.
The duration of Kamen Rider Stronger is 1500.0 seconds.
The duration of Kamen Rider The First is 1.5 hours.