Records under the name Rika Nishimura appear in credits for high-profile anime soundtracks in the early 1990s, likely referring to the singer/model Rika Himenogi:

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Her style caught the attention of a small collective known as (pronounced "Eye-ver-are" or "Eev-rar" depending on the regional dialect of the fanbase).

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: Credited with chorus work on single releases in 1992. Regarding "Friends IVRAR"