MTL - Travel to a Primitive World to Build Infrastructure - Chapter 10

Xia Yan passed through to the world of Bleach and became an eleven-year-old boy. He was rescued by Renji and Rukia in the Seireitei, and he was studying at Shin’ō Academy, and he was a student of the same class.
He is a top student of the Shin’ō Academy, and he is vying for strength by various teams. In the end, he has entered the first team of secret mobile maneuvers.
He will use punishment to kill every person who tries to threaten the martyrdom and protect his loved one.

- Description from Novelupdates

I am the sword.
Killing a man amidst a thousand miles, no one dares take ten steps.
Killing a man amidst a thousand miles, no one can take ten steps.
Killing a man amidst a thousand miles, ten steps? Not possible!
I am the sword, the sword is me,
On the path towards heaven, each shall wield their own.

Nagasawa crossed to Naruto Universe and was bound to Konohagakure.

If Konoha is severely damaged and destroyed, Nagasawa’s lifespan will be reduced.

He panicked at the thought of the upcoming Nine-Tailed Demon Fox’s attack , and the thought of Konoha getting destroyed left him in despair.

Fortunately, while bound to Konoha, he can obtain templates of powerful characters.

At the beginning, He got the Whitebeard template! Since it’s the Whitebeard from the Summit War of Marineford, he can use Tremor-Tremor Fruit’s ability and Haki.

Facing the Tailed Beast Ball, which terrorized Konoha Shinobi, Nagasawa leaped and shattered the Tailed Beast Ball with one punch!

- Description from Novelupdates

My name is Su Li.I traveled through time, and because of an accident, Princess Changle became a vegetative state, and I became the candidate for the celebration and sacrifice.Everyone is sorry for my miserable experience, but I almost went crazy with joy!Because I am bound to a system, as long as I have physical contact with noble people, I can get so many points, buy various commodities, and even call myself the ancestor, and return to modern times!………My name is Li Lizhi, usually they call me Princess Changle.I fell into a coma, because of an accident. In fact, I was mu*dered into a vegetative state by my jealous sister Princess Gao Yang.Originally I was planning to end my life, but inexplicably gained a husband.He loved me so much, cared everything about me, and gave me the confidence to persevere, but… the shame is, why do you have to hold me every second no matter what a situation it is?Well, I admit it, this feeling is really delicious!Darling… I miss your hold so much even if I am in your embrace at this moment!