Omitting Yoshitake, there are exactly 11 sushi restaurants that fit your criteria.
Can you explain what it is that you need such urgent help for? From my perspective it seems rather straightforward to contact this very manageable number of restaurants and see if any of them has an opening for your dates.
Here’s that link again
https://gm.gnavi.co.jp/restaurant/li...a/sushi/2star/
And
https://gm.gnavi.co.jp/restaurant/li...a/sushi/3star/