Serien hade premiär 2018 och varje avsnitt är ungefär 15 minuter. Totalt har 40 avsnitt sänts uppdelat på 4 säsonger och serien är skapad av Rareko. Serien är i produktion så det kommer att kommma nya avsnitt
Rareko
Retsuko-(death metal ver.) (voice)
Sohta Arai
Ton (voice)/Komiya (voice)/Manumaru (voice)/Yoga instructor (voice)/Anai (voice)/Hyodo (voice)
Shingo Katou
Haida (voice)/Resasuke (voice)/CEO (voice)
Rina Inoue
Fenneko (voice)/Tsunoda (voice)/Puko (voice)/Inui (voice)
Maki Tsuruta
Director Gori (voice)/Tsubone (voice)
She's shaken, but Retsuko acts normal in front of her bandmates after a deranged fan accosts her. Haida struggles to choose between Retsuko and Inui.
Retsuko’s rage rises another octave when she finds herself moonlighting with an underground idol group to pay off her debts.
From her mother meddling in her personal affairs to a nightmarish new coworker, Retsuko's still got a lot to rage about in her karaoke sessions.
Frustrated with her thankless office job, Retsuko the Red Panda copes with her daily struggles by belting out death metal karaoke after work.
Rareko