Yes, Mannequin Neurose (マネキンノイローゼ) is definitely a goth band because most of their albums belong to the Gothic Rock and Deathrock genres, which are among the core subgenres of goth music. Albums like Mannequin Neurose, Mannequin Neurose II, and Live At La-Mama 1988 are examples of their goth sound.
Mannequin Neurose (マネキンノイローゼ) is located in Japan, active in 1983 — 1988. You can find more information about Mannequin Neurose (マネキンノイローゼ) on their GothDB band page.
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