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Blood is Pretty Thick on This End of the Stick (Related/Step-Siblings/Blood)

Manga about romantic relationships between family members, blood-related or otherwise. I placed both straight and not-straight couples on this list.
Tags: Romance Incest Family Step-siblings Blood-related
All(50) / manga(50)

Chou to Kumo no Su

 7.7(1075 voted)
Complete
Author(s): Akabeko
Genre(s): Yaoi / Mature
Already read Now reading Want to read

Not really related but his mom's bf becomes his guardian so yeeahhhhh

11 01,2022

Baker Baker Paradox

 8.1(451 voted)
Complete
Author(s): KURETA Makine
Genre(s): Yaoi
Already read Now reading Want to read
19 10,2021

Hiren

 7.9(473 voted)
Complete
Author(s): MIO Junta
Genre(s): Yaoi
Already read Now reading Want to read
11 01,2022

Fuyushirazu no Koi

 8.6(564 voted)
Complete
Author(s): NATSUNO Hiroko
Genre(s): Romance / Yaoi
Already read Now reading Want to read
01 11,2021

Kawaii Kara Kimi Ga Warui

 8.2(859 voted)
Complete
Author(s): Nen Nenko
Genre(s): Drama / Romance / Yaoi
Already read Now reading Want to read

They're cousins so yuppp

06 10,2021

Yoru Made Matenai*

 7.9(275 voted)
Complete
Author(s): oota saki
Genre(s): Comedy / Drama / Romance / School Life / Shoujo / Smut
Already read Now reading Want to read

I remember reading this and thinking the age gap was hella weird :// I dont even mind the step siblings bit but the age gap myghad

24 07,2021

Yappari Yoru made Matenai

 7.2(68 voted)
Complete
Author(s): oota saki
Genre(s): Comedy / Drama / Romance / Shoujo
Already read Now reading Want to read
18 08,2021

The Seven Wolf Princes and the Little Lamb

 6.4(707 voted)
Complete
Author(s): Nao ozawa
Genre(s): Josei / Drama / Psychological / Romance / Smut
Already read Now reading Want to read
18 08,2021

Brother, Don't Ruin Me…

 6.9(140 voted)
Ongoing
Author(s): Uroco,Akari
Genre(s): Josei / Drama / Psychological / Romance / Smut
Already read Now reading Want to read

The male lead in this is hella off his rocker. Like damn chilllllll. At least they aren't really blood-related.

18 08,2021

Koubutsu wa Ichiban Saigo ni Hara no Naka

 8.8(146 voted)
Complete
Author(s): TSURUSAWA Tsutako
Genre(s): Fantasy / Supernatural / Yaoi
Already read Now reading Want to read

Ch. 6

24 03,2022

What can a LIST do?

You may feel your favorite manga should be gathered together into distinct categories for your own reference and, now, you can do this with a LIST. After you've created your list or lists, you can proudly recommend them to other manga fans to showcase and share your taste in manga.

OnionSoup's other list

And So It Feeds Me (Seinen/Shounen Greats) (33)
Bite Me (Omegaverse Yaoi) (77)
Chained Up Hearts (Part 2) (Possessive/Manipulative/Protective/Jealous/Obsessive Seme) (200)
Chained Up Hearts (Part 3) (Possessive/Manipulative/Protective/Jealous/Obsessive Seme) (66)
Chained Up Hearts (Possessive/Manipulative/Protective/Obsessive/Jealous Seme) (200)
Just Straight Up Sprinkles and Rainbows (Cute Yaoi Relationships) (103)
Let it Flower Within this Gaping Hole (Sad or Twisted Yaoi/Shounen-Ai) (41)
Semes on the Soft Side (Cute/Pampered/Clingy Seme) (4)
The Smell of Roses (Straight Romance) (200)
More lists(13) >>