Isekai wo Denma dake de Ikinuku!!  

The Rising of the Vibrator Hero, 異世界を電マだけで生き抜く!!, Isekai o Denma dake de Ikinuku, 異世界を電マだけで生き抜く, 이세계를 전기마사지만으로 헤쳐나간다!!

Kenji was killed by a car while carrying suspicious adult toys. As he lay dying, he wondered if he would remain a virgin. Suddenly, he found himself transported to another realm. Before him stood a stunning female knight. Instead of a sword in his hand, he held an electric vibrator. This marked the beginning of Kenji's journey with his vibrator in a new world.