|Gallery | Quotes | Relationship|
|Kotonoha | Futaba | Mitsuba | Yotsuba | Itsuba | Mutsuba | Nanoha|
|Class||High School Student|
|Affiliation||Mikado High School|
Yotsuba Nanase ( 奈々世 四葉 Nanase Yotsuba) is Kotonoha's fourth persona.
Chestnut colored hair, divided into two sides with two flower shaped hairpin. Yotsuba also carved number "IV" tattoo on her chest.
A talented woman, her IQ is over 180, She can speak not only English, also German and French, in addition to that, she speaks five or more languages.
Abilities and Skills
- Knowledge - Her Knowledge is remarkable, especially, She has specialist-class medical knowledge.
- Her name means four leaves.