Due to unexpected events, Sakaki ends up being Yuki's "customer" and he's touched by Sakaki's words... but after discovering that a sweet fleeting kiss was just a game, what will Yuki do? Never fear; keep strong and keep believing! A love battle showdown between a yakuza and his 'wife'!
Heart Strings has finished publishing and it has 5 Chapters. It is also Known as: ハート・ストリングス, Heart Strings
Try our anime quiz: Anime Characters Guessing Quiz/Game
Top 5 Manga Like Heart Strings [2026 List]
5. Marriagetoxin
A hitman and a marriage swindler set out on the world’s most grueling battle for marriage! Gero is a young man from a clan of hitmen, which has been in existence for hundreds of years. As someone who’s never gone to school and lived his life dealing in the dark side of the business, he considers himself to have “no prospects with women” and marriage as “something not for him.” However, one day, in fear that their lineage would dissolve, his clan warns Gero that if he doesn’t marry and produce an heir, they would have no choice but to…force his little sister into doing “that.” Driven to his wits’ end, Gero asks the target of his work, a marriage swindler, to…
MARRIAGETOXIN is currently publishing and has Chapters. It is also Known as: マリッジトキシン, Marriage Toxin, マリッジトキシン
4. Mishiranu Joshikousei ni Kankinsareta Mangaka no Hanashi
The story of a manga artist who was imprisoned by a strange high school girl.
Notes:
- The chapter count includes a prologue and epilogue.
- The manga got licensed by Kadokawa on September 3rd, 2021. From that day onwards it also started to be published on the Shounen Ace Plus service.
The Story of When I Was Confined by an Unknown High School Girl has finished publishing and it has 33 Chapters. It is also Known as: 見知らぬ女子高生に監禁された漫画家の話, The Story of When I Was Confined by an Unknown High School Girl, The Story of a Manga Artist Confined by a Strange High School Girl, ผมที่ถูกจองจำกับผู้คุมสาวมัธยมปลาย
3. Bokutachi ga Yarimashita
The manga centers on a group of friends who are satisfied and complacent with their everyday lives. The friends include Tobio, a passive high schooler who makes it a rule not to hope too much; Maru, a scheming boy who gossips behind people's back; Isami, a gaudy student who likes girls and recently got a girlfriend with big breasts; and their senior Paisen (slang for senpai), a 20-year old man who is rich and has long graduated from high school.
Bokutachi ga Yarimashita has finished publishing and it has 87 Chapters. It is also Known as: 僕たちがやりました, We Did It
2. Murciélago
In a city overflowing with heinous crimes and violence, two girls make it their job to kill criminals who can not be dealt with by police.
Included one-shot:
Volume 1: Pilot film of MURCIÉLAGO (pilot one-shot)
Murciélago is currently publishing and has Chapters. It is also Known as: MURCIÉLAGO, Murcielago
1. The Fable
A fabled genius at killing resides somewhere hidden in Osaka. Taught since childhood to obey the orders of his boss, he is ordered to live in Osaka as a normal person for one year in order for the boss to lay low.
The Fable has finished publishing and it has 240 Chapters. It is also Known as: ザ・ファブル, The Fable
