rengoku (first ascension) (fate)

Rengoku in her First Ascension outfit, alongside Okita Souji Alter Swimsuit Saber's First Ascension. Rengoku wears a black hooded coat with long rabbit-like ears, a clover-shaped bow made out of orange rope, a bag over her shoulder, and black shoes.

This tag implicates rengoku_(fate) (learn more).