No5=KAKU-WEST*→▲★★KAI

no5=KAKU-WEST*→▲★★KAI (called in the JASRAC database) is Disc 1, Track 5 on the XenobladeX Original Soundtrack (making it the fifth track in 0rCH-SUITE "X"). It is split into 2 parts; the first plays from the start until (around) 3:09, and the second plays from then until the end.

The first part of the track plays when Lao escapes with the data terminal in. The second part plays in the opening cutscene, during the battle above the Earth.

Etymology
The no5= at the start of the track indicates that this is the 5th track on 0rCH-SUITE "X".