Hanatsuyu Youen

is a character introduced in Souyaku Toaru Majutsu no Index. She is known as and the twin sister of Hanatsuyu Kaai.
==Appearance==
Hanatsuyu Youen is the spiting image of her sister, with long black hair tied with a red ribbon. She wears a yukata.
==Personality==
==Background==
==Chronology==
===Souyaku Toaru Majutsu no Index===
====Operation Handcuffs Arc====
====Post-Handcuffs Arc====
On December 29th, Youen was one of the three Handcuffs survivors being transported to the Special Criminal Adult Correctional Facility on the armored prison train Overhunting, together with Benizome Jellyfish and Rakuoka Houfu, briefly escaping when the train crashed at School District 7's South Station.
==Abilities==
==Character Art Design==
===Gallery===
Hanatsuyu Twins (GT3 Design).png|Character design by Haimura Kiyotaka for 
==References==
Category:Characters
Category:Science Side Characters
Category:Hanatsuyu Family