Steel, Guns, and the Industrial Party in Another World - Chapter 199: Year End 2

A man reincarnates in the body of a boy who suffered a tragedy, only to realize that he is in the world of My Hero Academia. What's even stranger is that his quirk seems to have the abilities of Nen and Haki.

The heroine has no cp
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Yi Linglong, no one has seen her face, no one knows her gender, but there are rumors in the rivers and lakes that this is a man who looks like a good woman.
His martial arts are strong, cold as frost, and a dagger seems to be able to kill all living beings in the world.
He kills one person in ten steps and does not stay for thousands of miles, but he has a maverick that is different from other Jianghu people.
His story can be said for three days and three nights. As a unique existence among assassins, he has become a legend. …
“I told you about the deeds of my male god, did you hear it?”
“I heard, I heard. Is there anything else? I’m going to collect sauerkraut.” Hua Rongyue waved her hand and turned away.
“Hey? Why is it not like you? Is it interesting, cooperate with me anyway, what is my male god doing now? You can figure it out, let me figure it out.”
Hua Rongyue, “…”
——If my calculation is correct, your male god estimates that 80%, maybe, is now accumulating sauerkraut in a small medical hall…

Content tags: Jianghu grievances, disguise, misunderstandings, women disguised as men
Search keywords: Protagonist: Hua Rongyue (Yi Linglong) ┃ Supporting role: People in the Jianghu ┃ Others: Hua Rongyue, Yi Linglong
One-sentence introduction: rushing through the rivers and lakes~

- Description from novelbuddy

“O, Hero!” With that cliched line, Kazuya Souma found himself summoned to another world and his adventure–-did not begin. After he presents his plan to strengthen the country economically and militarily, the king cedes the throne to him and Souma finds himself saddled with ruling the nation! What’s more, he’s betrothed to the king’s daughter now…?! In order to get the country back on its feet, Souma calls the wise, the talented, and the gifted to his side. Five people gather before the newly crowned Souma. Just what are the many talents and abilities they possess…?! What path will his outlook as a realist take Souma and the people of his country down? A revolutionary transferred-to-another-world administrative fantasy series starts here!

In the winter of Taikang Year 3, a girl pays a visit to her future in-laws, the Ning Family of Beiliu, Yangcheng.

After her engagement was denied, the girl decided to hang herself in front of the Ning Family to show them her sincerity.

When the girl who had died opened her eyes once more, many people’s fates were changed forever.

- Description from Novelupdates