2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/189731We generalize the prescription realizing classical Poisson-Lie T-duality as canonical transformation to Poisson-Lie T-plurality. The key ingredient is the transformation of left-invariant fields under Poisson-Lie T-plurality. Explicit formulae realizing canonical transformation are presented and the preservation of canonical Poisson brackets and Hamiltonian density is shown.11 pages. Details of calculations added, version accepted for publicationHigh Energy Physics - Theorytext