Kuruwa

Kuruwa is a Jorōgumo that appears in Monster Musume: Everyday Life with Monster Girls Online.

She's No.0031 and Rare rarity.

Zoological Classification
Jorōgumo (絡新婦) are a demi-human species of "spider-woman" originating from Japanese mythology. According to folklore, the species are said to be spiders that can change their appearances into that of beautiful women due to gaining magical powers after turning 400 years old.

Depicted as being skilled at entrapping their prey, Jorōgumo possess many of the same traits as an Arachne; such as possessing six eyes, a light exoskeleton and the ability to produced webs, however, while an Arachne has the upper body of a human and the full lower body of a spider, a Jorōgumo possesses a fully humanoid body with a spider abdomen extending from the base of their spine but no spider thorax. Also, in addition to their humanoid arms and legs being covered in an exoskeleton, they have six fully dexterous "spider legs" attached to their upper back which they can hide beneath their clothing should they choose.

Trivia

 * Kuruwa (曲輪) is a Japanese term that refers to the walls of a Japanese castle and the area bound within those walls. The term "-kuruwa" is usually used in regards to castles built during and before the of Japanese history, with castles built after the Edo period being referred to by the term "-maru" (丸).