https://myanimelist.net/anime/42249/Tokyo_Revengers This is an interesting.time travel one. Guy was gonna die in front of a train and had regrets and his life flashed before him. But he actually relived his school life. He actually changed the present. This is an ongoing saya to save his school girlfriend who died in the present. He can go back to the present too. I wasn't sure id like it at first but it's growing on me. Its got real potential.