Mygo, I'm in Charge of Experiencing Your Lives

[Mygo+Ave Mujica, Male Protagonist Novel] Transmigrating to Japan, the penniless Asai Yu suddenly gains a life experience system—experience wonderful lives and enjoy ability boosts. That's how it should be, but why is his first experience subject Toyokawa Shoko?! To take his experience to the next level, Asai Yu has to disrupt her life. From the weak Shoko, to personally beating up Nakamoto, to a piano master... so why is he forming a band in the end?! The second experience subject is Tokyo Arnold? No, it's Great Britain Arnold! With just a little training, he can travel to Great Britain from home. So why did Aine suddenly return to Tokyo? What happened to my seven-day trip to England? The third experience subject... where did I end up? Is this still China? Asai Yu looks at the mountain of Wakaba Mutsumi's "corpses" before him, a chill running down his spine. So I'm one of Wakaba Mutsumi's multiple personalities?! ...Until one day, his room door is suddenly blown away by a multitude of gravity-enhancing girls... Asai Yu: I'm only responsible for experiencing your lives!