Gantai (CV: Yuuko Iida) is a Japan-based music credit associated with Yuuko Iida. In this entry, the name appears as a documented credit rather than as a separately established solo project or band.
Because no independent discography, debut period, genre, or standalone group history is confirmed here, the most accurate summary is to present Gantai as a credited name linked to Yuuko Iida and avoid adding unsupported biographical detail.
