Chapter 7:
Kurama, the de-facto ruler of Looking Glass City, tells Koto that their mother is the black rabbit.
Chapter 8:
Kurama has been intellectually curious from a young age, and loved it when his father praised his inventions.  He wants to find what he can do outside of the Looking Glass City.
Chapter 9:
The identities of Doctor Shouko and Fushimi are revealed...
You in the sailor outfit, especially!
Und du in diesem Matrosenanzug...
¡Y tú, la del uniforme de marinerita!
¡Y tú, la del uniforme de marinerita!
Je te préviens, l’écolière !
Principalmente você, de roupa de marinheiro!