Here is the cast and song list! Songs aren't necessarily 'canon', feel free to create a playlist of your own!
Chapter 1
Cast: Luka as the Scavenger, Miku as Electric Angel
Songs: -
Chapter 2
Cast: Ruko as the Ship
Songs: Electric Angel by Yasuo, SPiCA by tokuP
Chapter 4
Cast: Gakupo as the Slaver
Songs: Unhappy Refrain by Wowaka
Chapter 8
Cast: -
Song: Last Night, Good Night by livetune
Chapter 9
Cast: Kaito as the eldest son of the Shion family
Songs: Hello Again by Circus-P
Chapter 10
Cast -
Songs: Electric Angel by Yasuo
Chapter 11
Cast: The whole family as themselves! Meiko, the twins, Rana, Una, Oliver, Yuki, and Piko are all part of the Sakine household.
Songs: -
Chapter 14
Cast: -
Songs: 11pm by 23 dot exe (replace the 'dot' by a . as this website likes censoring what it considers to be links), 2019 by Yasuha.
Chapter 15
Cast: -
Songs: 1/MILLION by 23 dot exe
Chapter 21
Cast: Leon as the Auctionneer
Songs: Android Girl by DECO*27
Chapter 23
Cast: Dex as the Cyborg
Songs: -
Chapter 25
Cast: -
Songs: Henceforth by Orangestar