Kasai and Senbi Tsuin are the joint leaders of the Hirai Clan. They are the youngest of all of the clan leaders.
Kasai and Senbi are identical twins, with the only physical difference between them is the bone structure and single horn on their craniums. Senbi's is to the left side of her head, while Kasai's is to the right.
The sisters wear a light grey hakama with a portion missing from their shoulders, with Kasai missing the right shoulder and Senbi the left. Their hakama are adorned with their respective colours, with Kasai's being red and Senbi's being blue.
Abilities and Gear
- Fire Manipulation
- Fire Aura
- Lightning Manipulation
- Lightning Aura