Title: [AYUEST, slice slime (Bankoku Ayuya, 108 Gou)] Gentei Hon (Various)
JPN Title: [AYUEST, slice slime (万国あゆや, 108号)] 限定本 (よろず)
Commissioned by Red Piotrus a while back.
Not listed in Doujinshi DB and based on the name I guess it’s some kind of copy bon.
You can view it here