Some might consider Fushiguro's Chimera Shadow Garden domain to be an open barrier domain, since his domain expansion was only contained by the physical borders of the surrounding area.

Even Megumi has begun developing his own, currently known as Chimera Shadow Garden ... stronger of the two Domain Expansions will win out and manifest. Gojo's Domain Expansion easily dominated ...

In the world of Jujutsu Kaisen, Domain Expansion is a powerful cursed technique that allows its user to unleash a barrier by manifesting their innate domain.