 "Trinity" is Kudo's last album to be produced by Tsugutoshi Gotō.It yielded Kudo the single, "Mechakucha ni Naite Shimaitai", which became one of Kudo's signature ballads.The album also includes one of Kudo's longest recorded songs, the album closer "Suterareta Neko Janai Kara", which runs for over seven minutes.