Do M na High Elf-san to Isekai Haramase Slow Life

Based on a visual novel of the same name by Norn.

He was living your everyday normal life when, one day, he was summoned to a fantasy world! Confused and disoriented, before him appears an Elf!? It's love at first sight and he's are such a lucky pervert getting to kiss her by accident! He'll enjoy a sweet, flirtatious, perverted and hardcore baby making life!

(Source: dlsite, edited)