Rie appears (sings/talks) in the following CD singles.

2015 07.22	Sore ga Seiyuu [CD+DVD] [Earphones] (KIZM-347)	Song
2015 07.22	Sore ga Seiyuu [Earphones] (KICM-1616)	Song
2015 07.29	Friend Shitai (GNCA-0364)	Song
2015 09.30	Hikari no Saki he [Earphones] (KICM-1628)	Song
2016 10.05	Arakajime Ushinawareta Bokura no Ballad [Earphones] (KICM-91715)	Song
2017 12.22	The IDOLM@STER Stella Master 00 ToP!!! (COCC-17401)	Song
2018 09.05	Tenka Hyakken -Zan- Ohanamishuu Theme Song (PCCG-1718)	Song
2020 03.11	Azurlane Buddy Character Song Single Vol.3 Cleveland 4 Shimai (XNST-10018)	Song/Talk
2022 11.30	Flop Around (ZMC-16142)	Song
2023 04.26	Jump In (COCC-18108)	Song