The 2022 edition of "fundamental KAJA function I haven't looked into
more deeply during all these years"…
Part of P0225, funded by Yanga, Blue Bolt, and 32th System.
The TH04 one might have the same function structure, but the only thing
that's actually identical in both games is the picture darkening loop.
Part of P0119, funded by [Anonymous] and -Tom-.