ドッグファックアイドル ~アイドルを堕とすのは、元人間のエロ催○犬だけ!?~

Takumi, Ranko, Fumika and Shizuku are all energetic trainees
who dream to become famous idols. Their training days are
flavored with the occasional romantic encounters with their producer.

Then... the protagonist suddenly dies and is reborn as a dog!?

"I am the God Dog. I grant you the power of hypnotism. Using this power you shall make your favorite idols into your own cumdump tramps!"