midorikawa_nao
The green-haired girl in Smile Precure! who has a strong sense of justice and an 'older sister' disposition, but also hides a girly side. She transforms into Cure March. Bears a striking physical resemblance and name connection with Midorikawa Ryuuji from Inazuma Eleven.
She is the oldest of 7 siblings, born in the following order:
* Midorikawa Nao
* Midorikawa Keita
* Midorikawa Haru
* Midorikawa Hina
* Midorikawa Yuuta
* Midorikawa Kouta
* Midorikawa Yui (born in episode 42)