Run Elsie Jewelria

Run Elsie Jewelria is a childhood friend of Lala and the girl version of Ren Elise Jewelria. As Run and Ren are royalty from planet Memorze, they can change gender in mind and body upon triggering a specific stimulus. In their case, a sneeze. Through an accident, Rito kissed Ren. This kiss caused Run to fall in love with Rito, while it caused Ren to further dislike Rito. Run becomes a famous idol who has released several albums. She becomes friends with Kyouko after Run played an antagonist in her show and now are often seen together, even releasing a few albums together. In Chapter 9 of To Love-Ru Darkness, Run and Ren permanently separated into two separate beings after reaching 'adulthood'.

Appearance
Run has light green hair, is slender and curvy. She has pink eyes and is always wearing clothing typical of Idols in Japan.

Personality
Her personality can only be described as determined and obsessive (especially where Rito is concerned).

Lala Satalin Deviluke
Run and Lala have been friends sence childhood but she greatly hates Lala for all the torment she made her go through. Run considers herself to be Lala's rival in love, as she is also in love with Rito but she is complitely cluless to how Run feels. There are times when Run has a more friendly (or at least a more civil) relationship Lala.

Rito Yuuki
Run has been in love with Rito sence they accidentely kissed each other (in her male form). Sence then she has tried her best to win him over Lala and make her look bad in front of him which would often get Rito into trouble.

In To-Love-ru darkness on her date with Rito she becomes upset when points out that Rito would never see her as a real girl while sharing the same body with Ren, this was the case until Run and Ren reached the point of "adulthood" causing the both of them to split  bodies thus causing her to be more determent about winning Ritos affections.

Ren Elise Jewelria
Ren is Run's male counterpart who's share the same body scene birth until they reached "adulthood" causing them to permantly split bodies. Although Run hates Lala Ren is deeply in love with her. It was through Ren that she expirenced the kiss he (accidently) had with Rito.

Kyouko Kirisaki
Run first met Kyouko when she starred as a villain at her show, at first Run didn't take too kindly to Kyouko but after getting to know her better (finding out that Kyouko is human/alien hybrid) they became good friends. Kyouko knows about Run's feelings towards Rito and wishes the best of luck in getting him.

In To-Love-ru darkness Kyouko visits Sainan High and asked Rito to be her tour guide only to find out more about Rito for Run. She begins to have feelings for Rito after saving her from a ton of fans, this caused her to feel guilty about falling in love with the same person Run does.