Secret of Evangelion Portable is an RPG adventure for the PlayStation Portable that revisits the conclusion of the Evangelion series. Players assume the role of Kyouya Kenzaki, a NERV investigator and former college associate of Kaji. The game features branching paths influenced by player discoveries, culminating in credits reminiscent of Evangelion Death set against the LCL Sea backdrop and accompanied by Soul's Refrain.
An RPG/adventure retelling the end of the Evangelion storyline, introducing the new characters NERV investigator Kenzaki Kyouya and dummy-plug research scientist Kaga Hitomi.
In the game, you play as a new character, Nerv agent Kyouya Kenzaki, an old college friend of Kaji's. Throughout the game, you must uncover mysteries surrounding the Evangelion plot, as well as mysteries involving yourself. There are multiple routes, which seem to depend how much information you uncover. The end credits, which scroll like Evangelion Death, features a backdrop of the LCL Sea from End of Evangelion set to Soul's Refrain (10th Anniversary Version) from Evangelion: Decade.