Desaparecido
僕だけがいない街 (original)
29-year-old Satoru Fujinuma is sent back in time 18 years to prevent the events leading to his mother's death, which began with a series of kidnappings while he was in 5th grade.
Starring Shinnosuke Mitsushima, Tao Tsuchiya, Minami Takayama, Chinatsu Akasaki, Aoi Yuki, You Taichi, Ayaka Nanase, Yukitoshi Kikuchi, Takahiro Mizushima, Mitsuru Miyamoto
Watch "Desaparecido" on Hulu Plus released in 2016. It's a animation and drama show, and has a rating of 8.5 out of 10 from Imdb which is very high for this kind of show.