- Name: Aikawa Maho (相川茉穂)
- Nickname: Aiai (あいあい)
- Birthday: March 26, 1999
- Birthplace: Kanagawa, Japan
- Blood type: A
- Height: 163cm
- Hobbies: Napping, eating
- Specialty: Classical ballet
- Favorite Color: Yellow, pink
- Looks Up To: Hagiwara Mai
- Hello! Project groups:
Aikawa Maho joined Hello! Project as a member of the Hello! Pro Kenshuusei in 2014, where her first appearance was in official goods released in May 2014. She was announced as a 3rd generation member of S/mileage at the October 4, 2014 showing of the "SMILE FANTASY!" stage play, along with Murota Mizuki and Sasaki Rikako.
- [2016.03.xx] Greeting ~Aikawa Maho~ (Greeting~相川茉穂~)
- [2016.10.01] Aikawa Maho Mini Photobook "Greeting-Photobook-" (相川茉穂ミニ写真集「Greeting-Photobook-」)
- TV Programs
- [2015–] The Girls Live
- [2015–] Hello! Station (ハロ！ステ)
- Her official ANGERME image color is green.
- Her astrological sign is Aries.
- Her favorite S/mileage songs are "Uchouten LOVE" and "Yuugure Koi no Jikan".
- Favorite sport is classical ballet.
- Favorite saying is "the first blow is half the battle".
- Wrote in a magazine that her dream is to become an idol with a wonderful smile.
- Became a certified Karaagenist after passing the test conducted on the Japan KAARAGE Association website.