Girl Corps

Girl Corps summary:

Social game had became the hot topic in public now. There was one man who was addicted to it.
For some reason, he was invited to another world as he cranked a gachapon like he usually does.
The social game gachapon entered into his trusty smartphone.
It was a convenient and cheat tool that can give out equipment and beautiful girl characters.
He now aims to create the world’s strongest army of beautiful girls in another world.