Dragon Raja: I practiced Naruto ninjutsu next to Lu Mingfei.

This book is also known as "My Daily Romance in the Dragon Clan". In short, it is a story about falling in love with the female lead and showing off your love through the main storyline. It has a single female lead, incorporates various anime and manga references, does not kill off any of the main characters, and has a happy ending.
Original introduction:
Gu Ran, who transmigrates to the world of dragons, obtains a ninja system. As long as he collects blood samples containing dragon genes, he can unlock ninjutsu, taijutsu, genjutsu, and dojutsu in the ninja world…
In order to prepare for Ragnarok a few years later, Gu Ran, who comes from a mixed-blood family, begins to collect dragon blood and grow stronger step by step.
[Ding—Congratulations, host, you have unlocked the Indra bloodline and can now train the Sharingan!]
[Obtain the inheritance of Mount Myōboku and unlock the cultivation of a sage!]
[Gaining the Hyuga clan bloodline unlocks the Byakugan!]
Unlock the secret technique, ignite the clay, art is an explosion!
……
At Ragnarok, Gu Ran stood proudly before Odin.
Odin: "Who are you?... How come there's a Supreme Being I don't recognize?"