Reference to the movie poster for Harry Potter and the Philosopher's Stone (Sorcerer's Stone uses a different poster).

Corresponding roles:
Rob Roy: Harry Potter
Akebono: Hagrid of course.
Chairwoman Akikawa: Dumbledore
Scarlet: Hermione
Teio: Ron
AC Kashimoto: Snape ha!
Tazuna: Prof. McGonagall
Keio Line train: Hogwarts Express

NNescio said:

Reference to the movie poster for Harry Potter and the Philosopher's Stone (Sorcerer's Stone uses a different poster).

Corresponding roles:
Rob Roy: Harry Potter
Akebono: Hagrid of course.
Chairwoman Akikawa: Dumbledore
Scarlet: Hermione
Teio: Ron
AC Kashimoto: Snape ha!
Tazuna: Prof. McGonagall
Keio Line train: Hogwarts Express

Someone is MISSING and her name is Sweep Tosho-

T34/38 said:

Someone is MISSING and her name is Sweep Tosho-

Maybe Robby robbed her wand.

Original poster for reference.

The Keio Train's roll sign is showing a two-legged horse version of the Keiba Seimonmae Station. Added the tag.