Haikyuu: Zero To Almighty - Chapter 50: Seijoh vs Nekoma

Zheng Tan somehow returns to the year 2003, turning into a black cat. Picked up from a rubbish heap by the Jiao family, he is given the name “Charcoal”, and so begins the life inside Professor Jiao’s family. Zheng Tan remembers that he was once a person, but currently his body is that of a cat. He has no way of speaking the human language, but can understand it, and even retains the thinking and IQ of a young 20 year old youth. Read along as he adapts to this new world, and somehow tumbles from a group brawl to catching a thief.

- Description from Novelupdates

《Journey to the West》only told the story about the journey to the west. But is it really that simple? Now, I’m telling you, the journey was just a beginning, and the story has not ended. Tang Sanzang, Sun Wukong, Zhu Wuneng, Sha Wujing, Little White Dragon. The road of these five will continue to go on. When I kneeled before Buddha and, in an instant, removed the Golden Hoop, I finally remembered who I truly am. Who am I? I am the Great Sage Equalling Heaven, Sun Wukong. I am the Great Demon Sun Wukong of the Demon Clan. I am, the invincible... Sun Wu Kong

After crossing over to Naruto World, Shiranui Yuuji found that there was an incomparably terrifying Godzilla in his body.

“You are Tailless Bijuu? Your chakra is astonishing…. What a coincidence, so am I.”

“You know Bijuu’s coat? I don’t have Bijuu’s coat, but I do have Godzilla Coat-”

“Bijuudama is terrifying!! It can destroy a mountain as soon as he sends it down?”

Hiss, that Bijuudama scared Yuuji, he quickly moved his hands to form seals,

“Nuclear Release – Atomic Breath!”

When Yuuji turned into Red lotus form, Godzilla pressed Nine-Tailed to the ground.

“Nine-Tailed, your strength is too strong. You need to be fried…”

Nine-Tailed, “?”

“What Jinchuriki are you exactly?”

Having transmigrated to a new world and becoming an ordinary Blacksmith in a Blacksmith Shop, Ye Feng shortly has the Master Blacksmith System activated.