Memory Lost - Chapter 11: Between Time and space

Do you know how this world ends?

The journey to the martial peak is a lonely, solitary and long one. In the face of adversity, you must survive and remain unyielding. Only then can you break through and continue on your journey to become the strongest. High Heaven Pavilion tests its disciples in the harshest ways to prepare them for this journey. One day the lowly sweeper Kai Yang managed to obtain a black book, setting him on the road to the peak of the martials world.

- Description from novelupdates

The whole world is subjected to a highly dangerous standardised exam called the Global University Entrance Examination. Answering questions by putting their lives at stake, they would live if they passed the test. Every month the exam will undergo reformation while, occasionally, it is random.

- Description from Novelupdates

Tsubasa gets a second chance, reincarnated in the Naruto world.However, fate throws him into the Sengoku era, a time of relentless conflict.His sole advantage? A one-time cheat to create a ninjutsu. 'Venom' is his creation, his hope.Can this single ninjutsu ensure his survival and perhaps, something more, in this savage age?