Sakuma Yuuka (佐久間裕佑佳) is a former second (2.5) generation member of AKIHABARA Backstage pass. She graduated on September 29, 2013.
- Name: Sakuma Yuuka (佐久間裕佑佳)
- Nicknames: Yuuyu (ゆうゆ), Yuuchu
- Birthdate: April 24, 1995
- Bloodtype: A
- Hobbies: Cooking, Dance, Karaoke
- Her favorite idol groups are AKB48 and Momoiro Clover.
- Her favorite movie is Twilight.
- Her favorite food is pudding.
- She hates mushrooms, ramen, steak and liver.
- Her favorite magazine is Popteen.
- Her favorite sports are swimming and dancing.
- Her favorite color is pink.