Anime Version

Kakuka's companion who tries her best to keep Kakuka out of trouble, often cleaning up the messess she makes from her nosebleed episodes. She's a good ventrloquist, usually utilizing it on her head ornament she named Hōkei. She is also seeking to serve under Sōsō as a strategiest, and is accepted as such.

Visual Novel Version

The silent adviser girl and a new character in the sequel, Shin Koihime Musō. She is most notable for always carrying a lollipop, as well as wearing a head ornament that somehow reflects her emotions.

(wikipedia.org)