Hepatica (KOS-MOS)

hepatica (KOS-MOS) is Disc 2, Track 1 on the Xenosaga III: Also Sprach Zarathustra Original Sound Best Tracks album. ,, and are all remixes of this track. Its melody also appears in maybe tomorrow~ending medley.

The first section of the track (looping after 2:44) plays as the battle music for in the Underground Ruins on Michtam. The second section plays in the subsequent cutscene, in which KOS-MOS defeats and absorbs T-elos.

hepatica (FictionJunction)
hepatica is a live performance of hepatica (KOS-MOS) performed at FictionJunction 2010-2013 The BEST of Yuki Kajiura LIVE 2, a live performance of Kajiura's works on the 3rd of June 2015. It was also included as Disc 1, Track 5 on the associated album.

In this version, only the first section of the piece is featured, although with an extended introduction.

hepatica (XenosagaIIIより)
hepatica (XenosagaIIIより) is a live performance of hepatica (KOS-MOS) performed at Yuki Kajiura LIVE vol.#15 ~Soundtrack Special at the Amphitheater~, a live performance of Kajiura's works on 10 June, 2020. It was also included as Disc 2, Track 9 on the associated album.

Trivia
Typically, the lyrics of songs written in Kajiurago (such as this one) have no meaning and no standardised pronunciation. However, at the end of the loop, the last lyric is clearly "Maria" — a reference to both T-elos's and KOS-MOS's connection with Mary Magdalene.