Vassal Sewing Set

The Vassal Sewing Set is presumed to be one of the Vassal Weapons from S'yne's World. The person who possesses the weapon is called the Sewing Set Hero. The sewing set holds a purple gem which can absorb materials and the ability to transform. The current Sewing Set Hero is S'yne Lokk.

Overview
The Vassal Sewing Set is a weapon from S'yne's World which was destroyed. As a result, the Vassal Sewing Set is slowly losing power until it will finally be destroyed. However, since Naofumi has communed with the spirit of the Legendary Shield, the Shield has offered to provide power to the Vassal Sewing Set to prevent further deterioration.

Power-up Method
The power-up method for the Vassal Sewing Set is unknown.

Trivia

 * The Vassal Sewing Set is Light Novel Exclusive.