Seen everything by Shinji Higuchi?
If you've already watched everything Shinji Higuchi directed, here are 12 films from other directors that share the orbit of Shin Ultraman — the catalog's mood-cluster and similarity-graph neighbours, filtered to exclude Shinji Higuchi's own filmography. Where to go next. (Also: Shinji Higuchi's full filmography · where to start with Shinji Higuchi.)
Gridman Universe
foreign gemneon soakedplayful
Godzilla vs. Gigan Rex
foreign gem
Destroy All Monsters
playful
Shin Kamen Rider
body horrorrawsurreal
Terror of Mechagodzilla
bittersweetplayful
Ultraman: Rising
playfultenderuplifting
Godzilla vs. Mechagodzilla
playfulraw
Mothra vs. Godzilla
epicplayful
Invasion of Astro-Monster
neon soakedplayful
Ninpuu Sentai Hurricaneger vs. Gaoranger
foreign gemplayful