Ren Otonashi (音無　蓮, Otonashi Ren^?) is the youngest sister and seems to be the one with the most common sense, but has a habit of only seeing the negative side in things and rarely sees the positive.

TriviaEdit

• Ren appears exclusively in Rosario + Vampire Capu2: The Rhapsody of Love and Dreams and is a part of a group of Sirens who are attempting to gain the affection of all the boys in school by using their abilities.
• Despite having the same last name, Ren is not related to San Otonashi.