The same Araki Ryu group also uses the Chigiriki. This weapon is also covered in Ellis Amdur’s Old School. I have included this to point out how these Type 2 Kusarigama are indeed flails - the use of the weapons is mirrored.
Kamae weight held off hand.
Blocking, still holding weight.
Kamae, weight on ground.
Chain attack must start early.
Sword covers head on attack.
Missing and hitting the ground.
Kamae weight on ground.
Strike with butt.
Kamae weight on ground.
Chain attack must start early.
Sword attacks after miss.
Binding with the butt.
Flail from bind at the butt.
Foot entanglement.
Pulling foot for takedown.
Kamae, weight held.
Bind with the butt, weight held.
Release second hand to strike.
Sword entanglement.
Sword disarmed, draws dagger attacks quickly.
Defend dagger with staff.
The demonstration from which the stills are taken:
Kamae weight held off hand.
Blocking, still holding weight.
Kamae, weight on ground.
Chain attack must start early.
Sword covers head on attack.
Missing and hitting the ground.
Kamae weight on ground.
Strike with butt.
Kamae weight on ground.
Chain attack must start early.
Sword attacks after miss.
Binding with the butt.
Flail from bind at the butt.
Foot entanglement.
Pulling foot for takedown.
Kamae, weight held.
Bind with the butt, weight held.
Release second hand to strike.
Sword entanglement.
Sword disarmed, draws dagger attacks quickly.
Defend dagger with staff.
The demonstration from which the stills are taken: