Much like other horror titles, you may need to solve riddles, such as piano puzzles or finding hidden keys, to progress through different wings of the building.
WALKTHROUGH..................................................[SH1_11] 01 // Arrival.................................[wlk_01] 02 // NightmareSchool_-_English_Patched.rar
Some older Japanese games require "Locale Emulator" or setting your system locale to Japanese to display text correctly, even with an English patch. Much like other horror titles, you may need