Hanayo Koizumi

"'µ's8!'""-roll call""'S.W.A.T µ's8!'""-second roll call"Hanayo Koizumi (小泉花陽) is µ's8 of the Muse Rangers.

Personality
A kind-hearted and shy girl who tries to speak up, Hanayo always let others make decisions for her, much to Rin's annoyance who always encourages her to come out of her shell. As the series progresses, Hanayo slowly gains confidence and began to stand up for others. Rin calls her 'Kayochin'.

Background
Hanayo's father was one of the scientists who sacrificed their lives to imprison the Viruszoids. Thus, Hanayo grew up not knowing her father.

Hanayo has always been bullied due to her timid personality until Rin saved her. The two developed a close friendship, that would later turn into a romantic one later in their teenage years.

Upon starting her first year Otonokizaka Girls Academy, Hanayo suddenly gets attacked by Virus Hacker and becomes his hostage. She is later saved by Honoka Kousaka/µ's1 and with Rin, witnessed µ's Battle Robo defeat Virus Hacker

Hanayo wanted to become a Muse Ranger but is afraid to do so. She asks Rin if she should join or not, however the latter tells her that its her decision, something Hanayo is not good at. She and Rin gets kidnapped by Virus Smuggler but are later saved by µ's1, µ's3 and µ's4, who then revealed their identities to them. Honoka convinced Hanayo that the Muse Agency will help her imprive herself. Because of that, Hanayo became µ's8, equipped with the µ'sStaff and the µ's8 Ship. She later became S.W.A.T µ's8 with her team.

After the final battle, she and Rin started dating.