諸君、Tofuguオフィスで独身の 10 人がみんな集まるのってこれがたぶん最後だってこと、気がついていたかい？
My friends, do you realize this is probably the last time we’ll all be here in the Tofugu office as ten single people?
My various buddies! Wait, that didn't come out right. Gentlemen! My friends! There we go, much better.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.