It Is A Different World And Yet I Am Cultivating Monsters (LN)

Without warning, young Himuro Kyouji opens his door to see that he’s been transported into an alternate, RPG-like fantasy world! His new life should be awesome — until Kyouji realizes he has no money, no magic, and no fighting skill. While dumpster diving, he finds some seeds and decides to grow his own food, but to his shock, the seeds grow monsters! When he meets the cute knight, Lily, she reveals that monster growing is a rare and highly-paid feat. Kyouji decides to make use of his only ability, and teams up with Lily to grow and harvest monsters!