|Episode #03 Somebody Else|
She is first seen giving Mafuyu a tour of the studio for his part-time job.
|Episode #06 Creep|
She informs Mafuyu on work, that a friend of his is here to see him. She then asks them if they have a lot to talk about and if so, they can take off.
|Episode #08 Time Is Running Out|
At the concert venue, Tsubaki is recognized by Hiiragi and is asked questions about Mafuyu.