How do Manga artists represent themselves in their work?

One of my favorite things about mangas is how the artists will represent themselves in their work. Here are some of my personal favorites!
Music:
[non copyright music] massobeats - honey jam (lofi aesthetic music)
• massobeats - honey jam...
My other links:
/ cedgehog
/ cedgehog
/ cedgehog

[@cassiebelmont993]

I'm surprised Yoshihiro Togashi drawing himself as a silly looking dog wasn't mentioned. (Never mind I watched his shorts which included it lol)

[@cooldude4460]

Araki: I don't have such weakness

[@carlosrocha2977]

Very nice. Can you make a part 2?

[@zomble_Guy]

Imagin the gorilla manga artest, yous hifeaki sorachi to represent himself.

[@thorn62_yt53]

Does kishimoto have something he uses