My System Just Exploded, And You Ask Me to Become a God? - Chapter 30 --Leit’s Battle

In a World where power is everything, Gojo finds himself reincarnated into the Naruto universe, armed with a unique System known as the Konoha Prosperity System. With each investment he makes in the growth and prosperity of the Hidden Leaf Village, Gojo becomes stronger, how Strong and Influenceable will he become?

The main character is reborn as a character from a game he played in his previous life. This character falls into ruin along with the villainess, spending the last of their years together. A man named Kururi Helan.

Sing the story, bard, of the Firebrand. He, the youth who saved Morcaster from ruin. He, the warrior who defeated an empire. He, the archmage who crossed the Netherworld...The tale of Martel the mage, from his humble beginnings as a hapless novice at a magic school. Slow, character-focused and light-hearted progression fantasy. Updates daily.

I finally managed to kill the demon lord.