At This Moment, the Mecha Era Begins

Coming to another world, mecha technology has become mainstream. Battles are also everywhere, alien beasts, giant beasts, monsters... Are all opponents. The world is moving towards the interstellar era, and even conquering different spaces. Passerby: "Hey!~ Is your mecha ready?" Protagonist: "It... Will be ready soon." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.