Sakai Moeka (堺萌香) is a Japanese pop singer and idol managed by AKS. She is currently a member of HKT48 Team TII.
- Birth Name: Sakai Moeka (堺萌香)
- Nickname: Oimochan (おいもちゃん)
- Date of Birth: August 25, 1998
- Place of Birth: Fukuoka, Japan
- Blood Type: A
- Height: 148cm
- Bands / Groups:
HKT48 Song Participation
- HKT48 Himawari-gumi 2nd Stage "Tadaima Ren'aichuu"
- HKT48 Team TII + Kenkyuusei "Te wo Tsunaginagara"
- Originally a fourth generation member of HKT48 Kenkyuusei, she was promoted to Team TII on November 26, 2017.
- She frequently attended HKT48 handshake events, especially to visit Ueki Nao.
- Charm Point: Earlobes