Manga like Boku to Umi Kanojo

Abyss Azure no Zainin

Also known as A Sinner of the Deep Sea.

Status: Finished
Genres: Drama , Fantasy , Romance

The ocean covers about 70 percent of the earth's surface—a whole world, yet unknown to humanity… And in its depths, a nation, thousands of meters beneath the waves. There, the mermaid Jo has been whiling away her days in peace. But that tranquility is shattered when her friend Ryuu is locked away for breaking the gravest of undersea laws: that humans must never know of the world below.

But why would Ryuu let the secret slip? And who did she tell? The curtain rises on Jo's adventure to save her friend—and on her love..!?



Tags: Seinen , Female Protagonist , Heterosexual , Shapeshifting , Fugitive , Environmental , Mermaid , Coastal , Politics , Dragons

Majo no Shikkounin

Also known as Witch Enforcer.

Status: Finished
Genres: Drama , Fantasy , Supernatural

Witches who defy the law must face judgment. 150 years ago, witches descended from the moon, and ever since, this country has promoted and fostered a deep bond between them and its people. However, not all witches abide by the law. Chosen from their own ranks, an “Enforcer” brings them to justice. Among them is Witch Natalia, who one day encounters a boy afflicted by a curse...?!



Note: Includes one epilogue chapter.

Tags: Witch , Magic , Urban Fantasy , Crime , Kuudere , Shounen , Male Protagonist , Foreign , Aliens

Mrs. Mermaid

Status: Finished
Genres: Romance , Supernatural

A tale of childhood friends in a port town where legends of mermaids still linger.

Note: Chapter count includes 3 extras.

Tags: Mermaid , Primarily Adult Cast , Coastal , Shoujo , Male Protagonist , Fairy Tale

Watashi wo Tabetai, Hitodenashi

Also known as This Monster Wants to Eat Me.

Status: Releasing
Genres: Drama , Horror , Psychological , Romance , Supernatural

“I’ve come to eat you.”

So softly utters the mermaid Shiori as she emerges from the sea and takes high school girl Hinako by the hand. Hinako lives alone in a town by the sea and possesses an unusually delicious body that is irresistible to nearby monsters. To ensure that she matures to the best condition, Shiori seeks to protect Hinako—all so that someday, she can devour every piece of her. What will become of Hinako’s feelings as this looming unjust death closes in on her…?

Tags: Tragedy , Mermaid , Monster Girl , Youkai , Yuri , Female Protagonist , Denpa , Coastal , Primarily Female Cast , Orphan , Primarily Teen Cast , LGBTQ+ Themes , Suicide , Body Image , Seinen , School , Mythology , Gods , Body Horror , Disability , Rural

Dungeon Meshi

Also known as Delicious in Dungeon.

Status: Finished
Genres: Adventure , Comedy , Drama , Fantasy

When young adventurer Laios and his company are attacked and soundly thrashed by a dragon deep in a dungeon, the party loses all its money and provisions...and a member! They're eager to go back and save her, but there is just one problem: If they set out with no food or coin to speak of, they're sure to starve on the way! But Laios comes up with a brilliant idea: "Let's eat the monsters!" Slimes, basilisks, and even dragons...none are safe from the appetites of these dungeon-crawling gourmands!



Notes:
Nominated in the 9th, 10th, 11th, and 12th Manga Taishou Award in 2016-2019.
Ranked first in the 2016 Kono Manga ga Sugoi! (Male Readers Division).
Includes 14 extra chapters.

Tags: Dungeon , Food , Environmental , Magic , Ensemble Cast , Medieval , Primarily Adult Cast , Lost Civilization , Seinen , Anti-Hero , Philosophy , Elf , Male Protagonist , Necromancy , Demons , Dragons , Body Horror , Cosmic Horror , Kemonomimi , Episodic , Chimera , Monster Girl , Iyashikei , Alternate Universe , Witch , Succubus , Mermaid , Curses , Tanned Skin

Otoyomegatari

Also known as A Bride's Story.

Status: Releasing
Genres: Drama , Romance , Slice of Life

A Bride’s Story tells the tale of a beautiful young bride in nineteenth-century Asia. At the age of twenty, Amir is sent to a neighboring town to be wed. But her surprise at learning her new husband, Karluk, is eight years younger than her is quickly replaced by a deep affection for the boy and his family. Though she hails from just beyond the mountains, Amir’s clan had very different customs, foods, and clothes from what Karluk is used to. As the two of them learn more about each other through their day-to-day lives, the bond of respect and love grows stronger.



Note: Won the Prix Intergénérations ("Intergenerational Award") at the Angoulême International Comics Festival in 2012 and the 7th Manga Taishou award in 2014.

Tags: Ensemble Cast , Marriage , Historical , Female Protagonist , Heterosexual , Travel , Seinen , Foreign , Arranged Marriage , Iyashikei , Indigenous Cultures , Desert , Environmental , Family Life , Age Gap , Educational , War , Cohabitation , Rural , Matchmaking , Military , Food , Religion , Unrequited Love , Language Barrier , Twins , Archery , Nudity , Animals , Female Harem , Polyamorous , LGBTQ+ Themes , Large Breasts

Ran to Haiiro no Sekai

Also known as Ran and the Gray World.

Status: Finished
Genres: Comedy , Drama , Fantasy , Romance , Supernatural

Ran Uruma can't wait to grow up and become a sorceress like her mother, so with the help of a magical pair of sneakers, she transforms into an adult and sets off! Her father and older brother Jin try to keep her home safe, but Ran is determined to advance her powers and have adventures of her own!



Note: Includes six extra chapters.

Tags: Seinen , Coming of Age , Shapeshifting , Witch , Female Protagonist , Urban Fantasy , Magic , Age Gap , Werewolf , Family Life , Love Triangle , Nudity , Tragedy , Heterosexual , Episodic

Sousei no Onmyouji

Also known as Twin Star Exorcists.

Status: Finished
Genres: Action , Comedy , Drama , Fantasy , Romance , Supernatural

Rokuro dreams of becoming anything but an exorcist! Then mysterious Benio turns up. The pair are dubbed the "Twin Star Exorcists" and learn they are fated to marry... Can Rokuro escape both fates? When Rokuro's best friend Ryogo goes missing, Rokuro is forced to ask Benio for help to enter Magano, the realm of the evil Kegare, to rescue him!



Notes:
Includes eight extra chapters.
Chapters 51 - 54 were originally a spin-off series, later merged into the main series.
Chapter 13 was split into 2 chapters in the volume release; chapter count reflects the magazine releases.

Tags: Exorcism , Shounen , Heterosexual , Demons , Male Protagonist , War , Female Protagonist , Time Skip , Memory Manipulation , Nudity , Tragedy , Revenge , Urban Fantasy , Magic , Tanned Skin , Twins , Female Harem , Amnesia , Clone , Gore , Curses

Shakunetsu no Niraikanai

Also known as Hard-Boiled Cop and Dolphin.

Status: Finished
Genres: Action , Comedy , Drama , Fantasy , Supernatural

Meet hard-boiled cop Boyle Samejima. He's just been assigned to the remote Ogasawara Islands. There he finds coworkers, a mysterious young girl and a dolphin for a partner?! Cop x girl x ocean! Welcome to the craziest hard-boiled cop story you'll ever read!



Tags: Police , Shounen , Animals , Cult , Super Power , Tragedy , Adoption , Male Protagonist , Coastal , Rural , Surreal Comedy , Anthropomorphism , Shapeshifting , Parody , Episodic

Kajiki no Ryourinin

Also known as The Kajiki Chef: Divine Cuisine.

Status: Finished
Genres: Action , Comedy , Fantasy , Romance

In this world, there exists monsters called Kajiki. They are huge and scary, for they were created to be eaten by gods. However, they are also very delicious…! Let the battles between monstrous food and a young chef begin!



Tags: Shounen , Kaiju , Coastal , Animals , Youkai , Food , Aliens , Gods , Male Protagonist , Female Protagonist , Space , Historical , Heterosexual , Coming of Age , Orphan