萤火之光 - 童声合唱版 is a somber, low-energy track by 元气少女, 好好(张轩睿) from 萤火之光 (童声合唱版), released April 19, 2024. It runs 3:18 at 82 テンポ (164 テンポ double-time) in B Major (Camelot 1B).

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