"None," he replies chipperly. "The ability to transport oneself between universes is nearly unheard of where I'm from. Ah, there is one possibility--" He flips some pages and squints down at the page. "A fellow Kamen Rider, Decade, is able to come and go as he pleases between alternate realities. However, he is not currently present, and it's not as though we have a way of contacting him..."

So, still nothing. Naturally Q would refrain from abducting people who could just walk back home by themselves -- that wouldn't be entertaining to him at all.