Satsuriku no Tenshi (AKA: Angels of Death)

IMDB: 6.5/10

When Rachel wakes up with no memories in the basement of an unfamiliar building, she runs into Zack, a scythe-carrying serial killer.

Bungou Stray Dogs (AKA: Bungo Stray Dogs)

IMDB: 7.8/10

Follows Atsushi Nakajima as he joins the Armed Detective Agency in battling the Port Mafia and other superhuman threats to public safety.

Meitantei Conan (AKA: Detective Conan)

IMDB: 8.5/10

The cases of a detective whose physical age was chemically reversed to that of a prepubescent boy but must hide his true mental development.

Katsute Kami Datta Kemono-tachi e (AKA: To the Abandoned Sacred Beasts)

IMDB: 6.2/10

Nancy Schaal Bancroft and Hank, a soldier with unique characteristics, strive to solve the mystery of her father's death and why a group of troopers must die for the betterment of society.

Isekai Meikyuu de Harem o (AKA: Harem in the Labyrinth of Another World)

IMDB: 6.4/10

A high school student is transported to a fantasy world with distinct cheating advantages. He sets out on a quest to gain a harem of beautiful girls.

Shinchô yûsha ~ kono yûsha ga ore TUEEE kuse ni shinchô sugiru ~ (AKA: Cautious Hero: The Hero Is Overpowered but Overly Cautious)

IMDB: 7.3/10

The goddess Rista summons a hero to help her in her hard mode video game world. The hero, Seiya, is exceptional in every way, but is incredibly cautious!.

Lost Song

IMDB: 6.9/10

Rin, a young girl blessed with the power of song goes through on a journey trying to get to the capital to sing, little does she know, there's another girl who also has the power of song named finis.

Desu Mâchi Kara Hajimaru Isekai Kyôsôkyoku (AKA: Death March to the Parallel World Rhapsody)

IMDB: 6.6/10

A computer programmer is transported to a fantasy world where life is an adventure that's fun and full of girls.