Hisaoka Merumo (久岡めるも) is a former first generation member of AKIHABARA Backstage pass. She graduated from the cafe on April 1, 2012. On July 31, 2013, it was revealed that Hisaoka returned to the cafe as a fifth generation member.
- Name: Hisaoka Merumo (久岡めるも)
- Former Stagename: Hisaoka Merumo (久岡メルモ)
- Nickname: Meru-chan (めるちゃん)
- Birthdate: January 14, 1992
- Height: 142cm
- AKIHABARA Backstage pass status:
- 2011-12-23: 1st Generation Member
- 2012-04-02: Graduated
- 2013-07-31: 5th Generation Member
- She likes Sugaya Risako.
- She is currently the only member that graduated and rejoined the cafe.
- Excluding members that are not under any generation, Hisaoka is currently the shortest member in the cafe.
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