Training on a deserted island with Inugami!

The main character, Ibuki Kazuma, is to succeed an ancient martial art. However, he is not dedicated at all and that makes his father angry. And he is now taken to a deserted island and left alone.
Kazuma is to beat Inugami, the god of the dog who is said to live there. He then meets a big monster but notices that it has gentle eyes.

He acts kindly to the beast, and to his surprise it turns to a voluptuous busty woman! She says that she wants to train him.

"Give me your semen in return." And this is the beginning of the erotic trainings with Inugami!

Learn the erotic and naughty skills and turn the master on!
Go through the erotic trainings such as sitting on the face, breast sex, twisting hips and internal cumshot;
and make the master yours!

Many internal cumshot situations featuring the first sex, sex in shrine maiden cosplay, anal sex, sex during pregnancy, etc.

Voice has over 650 patterns!