Listing the length of each attraction at Tokyo DisneySea, in minutes:

Tokyo DisneySea Attraction Durations
Attraction Duration
Raging Spirits 1.5 minutes
Scuttle's Scooters 1.5 minutes
The Whirlpool 1.5 minutes
Tower of Terror 2 minutes
Nemo & Friends SeaRider 5 minutes
Toy Story Mania! 5 minutes
Venetian Gondolas 12 minutes
Sindbad's Storybook Voyage 14 minutes
My Friend Duffy (Temporarily Closed - Reopens in the future) 20 minutes
The Magic Lamp Theater 23 minutes
Turtle Talk 30 minutes

Duration of Attractions at Other Parks