Sainen Mia, 2010
|Born||June 22, 1993|
|Agency||UP-FRONT AGENCY (2004-2010)|
|Label||UP-FRONT WORKS (2004-2010)|
|Associated Acts||Hello Pro Kenshuusei|
|Joined||June 20, 2004|
|Left||June 29, 2010|
Sainen Mia (西念未彩) is a former member of Hello Pro Egg. She joined Hello Pro Egg in 2004, and withdrew from the group alongside several other Egg members in late 2010.
- Name: Sainen Mia (西念未彩)
- Nicknames: Sainen (さいねん), Mia (みあ)
- Birthdate: June 22, 1993
- Birthplace: Tokyo, Japan
- Blood type: A
- Western Zodiac: Cancer
- Eastern Zodiac: Rooster
- Height: 156cm
- Hello! Project Status:
- 2004.06.20: Hello Pro Egg Member
- 2010.06.29: Withdrew
- Hello! Project groups:
- Hello Pro Egg (2004–2010)
- Favorite food: Shrimp, Mozuku, Nameko
- Least favorite food: Mabo tofu.
- Favorite colors: Red, green.
- Likes: Collecting, red umbrellas
- Dislikes: Running
- Hobby: Listening to music, reading comics.
- Specialty: Swimming
- Favorite school subject: English
- Least favorite school subject: Japanese
- Favorite Word: Jonetsu
- Looks up to: Takahashi Ai
-  Edo Kara Chakushin!? ~Timeslip to Kengai!~
-  Reverse! ~ Watashi no Karada Doko Desu ka?
-  Rintoshite! (凛として！)
- Sainen eats Japanese-style food for breakfast.
- She is good at swimming.
- She has a brother named Sainen Miyu (西念未優).
- She is related to Sainen Miyu.
- She likes English class.
- Her favorite word is "Jonetsu" (Passion)
- She looks up to Takahashi Ai.
- She has a habit of rubbing her nose.
- She is friends with Muto Mika and Yutoku Ayumi.
- In 2013, she participated in a Miss Contest competition at Tokyo Gakuen University.
- As of 2013, she is in her second year of Tokyo Gakuen University.
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