Mujina Into the Deep (stylized in all caps) is a Japanese manga series written and illustrated by Inio Asano.

It has been serialized in Shogakukan's seinen manga magazine Big Comic Superior since March 2023.

Written and illustrated by Inio Asano, Mujina Into the Deep started in Shogakukan's seinen manga magazine Big Comic Superior on March 10, 2023.

[1][2] Shogakukan has collected its chapters into individual wideban volumes.

[4] In North America, Viz Media is publishing the manga digitally in English.