Yes, Allergy (アレルギー ) could be partially considered a goth band because on some of their albums they played Gothic Rock, which is a core subgenre of goth music. Albums like El Dorado and J.B.の夢 are examples of their goth sound.
Allergy (アレルギー ) is located in Japan, Tokyo, active in 1981 — 1985, 2012 — present. You can find more information about Allergy (アレルギー ) on their GothDB band page.
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