I changed some parts of the romaji tracklist, I couldn't recheck all so maybe it's still off (romaji sucks).
尊鏡秘抄歌: Mikoto Kagami hi Shou Uta -> Toukyou Hishouka/Sonkyou Hishouka (JASRAC has both so I'm not sure)
夜美島: Yoru Mishima -> Yamijima (game term...)
死人: Shinin -> Shibito (same)
Credits be here:
https://joshinweb.jp/dp/4582117985594.html