Nocifer [1] filed a request to merge ibus-mozc-ut [2] into ibus-mozc [3]: The *-mozc packages can now be used both with and without the UT dictionary, so there is no longer a need for separate *-mozc-ut packages.
[1] https://aur.archlinux.org/account/Nocifer/ [2] https://aur.archlinux.org/pkgbase/ibus-mozc-ut/ [3] https://aur.archlinux.org/pkgbase/ibus-mozc/
