Absolute Sword Sense - Chapter 9: Six Blood Valley (3)

Shiao Yi is an 18 years old boy from a war-torn future, he is badly injured while escaping his enemies and wakes up in a strange, old-fashioned world with no technology—only magic, swords, and monsters.He’s saved by a kind but mysterious knight named Dominic and taken to a stone fortress where people think he’s just a lost child.As he heals and tries to hide who he really is, Shiao Yi slowly realizes he may have ended up in another world.With no idea how he got there or if he can ever return, he must learn to survive, understand magic, and figure out if this strange new place could be his chance to live a real life—for the first time ever.

The second Ye Lulu transmigrates, she gives birth to three children on the spot.

Xiao Ze, who was dedicated to the people and vowed to become a generation of Ming Jun, accidentally fell on a little lady.
The little lady was born beautiful and lovable.
So Xiao Ze accepted his life and got the name of fear.

ps:
①The male protagonist has no concubine, and he is dedicated to serving the country.

- Description from novelbuddy

Kanda Kyoichi transmigrated to Konoha and became a temporary instructor at the Ninja Academy. Fortunately, he awakened the Mentor System.By teaching others, he could earn rewards.Thus began Kyoichi’s career as a “teacher” in the ninja world.Shisui: “Sensei’s unique interpretation of the Will of Fire has given the Uchiha Clan a true sense of direction!”Asuma: “The essence of the jade lies in protecting the people, with the advanced leading the way for the less experienced. Only then can Konoha become stronger!”Kakashi: “He’s my life mentor. He transformed Konoha!”...Years later, in the memoirs of Kyoichi, now the Hokage, he wrote:“I honestly just wanted to be a life mentor!”