Boku dake ga Inai Machi, Kokkoku Recommendations
Both are thrillers/mysteries featuring MCs who can manipulate time.
Similar plot. Similar anguish.
Too soon to make a proper recommendation, just first impressions.
Art style: very similar art style, a bit dark and beautiful
Time travel: Both involves a form of time travel
Story: They are both willing to rescue someone important
Genre: They are both supernatural and psychological