Artist, [[Ukagaka]] ghost creator. The creator of an UTAU voicebank, Makine Sena. Formerly, mistakenly tagged as [[koizumi reikoromo]].

Japanese name: こいずみ 玲衣 (Koizumi Rei)
Other names: こいずみ れい (Koizumi Rei), イズミ レイナ (Izumi Reina) or Reina Izumi
Site name: Rera.
koizumi rei