Childhood Friends Yaoi

Yukito is in love with his older childhood friend, lives a debauched lifestyle to cope with it.
No trigger warnings.

Straight guy always goes to his best friend's house after being dumped to be healed by eating his cooking and jerking off together without realizing that the best friend is in love with him.

Issei needs to stimulate his prostate for medical reasons, so he asks his best friend who loves origami to finger him.

LONG STORY, but I couldn't leave it off this list. Literally raised together since birth, they start making out as a joke one day and things escalate from there.

Childhood friends Yuu and Kaede are living together in college. Kaede tries to protect Yuu from perverts while Yuu gets annoyed that Kaede doesn't even notice how he's seducing him.
Trigger warning: ducon.

Ch.4-5 Childhood friends living together are now sleeping together, and one of them is a huge sadist who has failed to express his feelings.
Trigger warnings: noncon, sadism.

In love with his best friend's dad, so he uses the best friend to stay close to the object of his affections.

Hiro ends up living with his best friend's brother while trying to hide he's gay, but when the brother finds out he's looking for a boyfriend, he insists that he'll teach Hiro what a romance is like.

Spoiled yakuza son Chikage is desperate to become the next boss so he can stay beside the second-in-command and his longtime unrequited love, Aizawa, so he ends up making a deal with Aizawa that if he can get Aizawa to fall in love with him in one month, Aizawa will help him take over, but if he fails he'll leave the gang forever. Very pretty uke and your typical buff seme.
Trigger warnings: attempted rape

(Ch.4-5) Shota has had a crush on Shiori for years, and while her brother Iori keeps jokingly confessing to Shota, Shiori has already gotten married, and Shota knows it's time to move on. But when Iori finally makes Shota realize his confessions were serious all along, Shota struggles to understand just how much Iori has been thinking of him all this time.
No trigger warnings.