There aren't many other options, aside from sitting idle and doing nothing. Which is hardly an option at all.

[He pauses, considering a minute, and then shifts his Eevee carefully back into her nest so that he can get up from the bench. She'll be fine under Phantom's watchful eye, and Yagyuu doesn't want to be in the position of being pinned to the bench by his resting Pokemon any longer.]

You've been acquainted with Niou-kun for quite some time now, haven't you?