Ekaterina

is Kongou Mitsuko's pet python.
==Appearance==
Ekaterina is a python with a predominantly brown and black color. The top part of her head is black, with a brown underbelly and splotches of light brown on her body. She is also depicted with black pupils. Ekaterina is often seen with a red ribbon wrapped around her neck and calmly wrapped around Kongou's body.
Based on her appearance, Ekaterina is possibly a .
==Chronology==
===Toaru Kagaku no Railgun===
====Poltergeist Arc====
She is taken along by Kongou when she was invited to model swimsuits and shows her to the rest of the group while showing herself off in her swimsuit. Most of the girls were freaked out, but Uiharu Kazari took an immediate liking to the snake. Later, Kongou mentions her while she was under MAR's custody and comments that she'll get worried if Kongou doesn't come back soon.
====Toaru Kagaku no Railgun OVA====
She is once again mentioned by Uiharu while she, Saten, and Kuroko were investigating the "Someone's Watching" urban myth.Toaru Kagaku no Railgun OVA
====Intermission====
She is mentioned by Kongou when she buys food for her at a pet shop after arriving in Academy City. She also appears with Kongou in the opening panel of Chapter 40 of the Railgun manga.
====Daihasei Festival Arc====
She is mentioned by Kongou, after being defeated in the Balloon Hunter event. Falling in overly dramatic fashion, Kongou announces that it's the end for her, and her final words are telling Ekaterina to limit herself to eating one rat per day, before being reprimanded by the event organizer to get out of the area. Toaru Kagaku no Railgun Manga Chapter 046
==References==
es:Ekaterina
Category:Characters
Category:Non-Human Characters
Category:Animals