Haworthia (ハオルシア,Haorushia) is an audio drama written by Ryukishi07 and published by M.Graveyard and Pomexgranate. on October 29th, 2017. Haworthia has been said by Ryukishi07 to be a prototype for Ciconia no Naku Koro ni.[1]
The Gentle Older Sister: Asaki Yumemi. “This star, it’s become quite lovely, hasn’t it?” Voiced by Asaki Risa.
The Strong-Willed Younger Sister: Yuu Yumemi. “You mustn’t run away, we’ll make it out of this hell together!” Voiced by Yuu Hokazono.
Environmental Control Organization Head Press Secretary: Motoki Punica Granatum. “No no, don’t be so stiff~! Feel free to call me Punica, okay?” Voiced by Motoki Zakuro.
Grand Admiral of the 1st Area Immigrant Fleet: A. H. Haworthia. “However, there is just one thing. Remember to sing of joy. And so, may it never be forgotten.” Voiced by Kino Nei.
Isolated Green of the Forest: Organics Automata S. "Everything is for the sake of this star. Organics Automata will restore this star’s beauty.” Voiced by Suzu Maihara.
Isolated Blue of the Sea: Organics Automata K. “Nice to meet you. I’m Tomomasa’s sister, her mother, myself.” Voiced by Kyouko Namekawa.
↑Famitsu Special Interview 10/24/2019. Ryukishi: 2 years ago in November dai-san and others created Haworthia Drama CD, which was a test-case for Ciconia’s concepts.