Dandadan

is a manga written and illustrated by Yukinobu Tatsu. It has been serialized in Shueisha's Shonen Jump+ magazine since April 6, 2021.

Plot
Ken Takakura, a boy who is an occult fanatic who doesn't believe in ghosts, and Momo Ayase, a girl who doesn't believe in aliens, encounter overwhelming strangeness that transcends their mutual understanding...! An occult coming-of-age story!

Official

 * Shonen Jump Plus (Japanese)

Other Sources

 * (MAL)