They had their United Kingdom debut on 2017 with the label Read The Air Records. On May 2018, they had their first United Kingdom tour with 4 performances.
- Soumoto Kaori (宗本花音里) (Left March 27, 2015)
- [2015.03.14] white (Indies)
- [2015.03.14] black (Indies)
- [2016.11.30] river (cloudy irony)
- [2017.06.19] 412
- [2017.12.13] cotoeri
- [2018.05.18] karma // bath room (UK Version)
- [2018.06.20] elude
- Their singles frequently have a second B-side with poetry reading. The poetry is usually written by Koshouji Megumi, who has already released a poetry book
- From July to November 2014, the temporary name of the group was Book House Girl
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