Shiranui returned to the Pokémon Centre and altered his party by sending Nayamashii back to Prof. Oak in exchange for Saisei.  He filled the others in on what Veronica told him and addressed Chuck.  "Chuck, if you plan to use Hibiki in your next battle you'll want some help in your training from the Pokémon that inspired her creation," he offered, showing Chuck the Master Ball that contained said Pokémon.