Traveling through a fantasy world like a game, bidding farewell to my past gender, I become a charming little girl. The cultural differences in this otherworldly realm are quite troublesome, and those...

Traveling to an other world is a very happy thing. Becoming the Demon King is an even happier thing. When two happy things come together, even becoming a girl is no longer unacceptable. It should have been this...

Waking up from a nap, I found myself reincarnated as the eldest daughter of a vampire count, and to top it off, I became a human hostage? Well, I guess I obtained a cheat-like invincible ability, so safety is...