Friendship (XC2)

Friendship is Disc 2, Track 5 on the Xenoblade2 Original Soundtrack. It plays in the following cutscenes in Xenoblade Chronicles 2:
 * Jac awakens Yachik in Torigoth.
 * talks about his ambitions for becoming a Driver.
 * Rex and Pyra bond by the fireside after breaking Nia free.
 * Vandham notices that Rex is carrying part of Pyra’s core crystal.
 * Rex talks about Vandham to the newly-reawakened Roc.
 * Nia, Poppi and Mythra use the hot springs in Alba Cavanich.
 * Tora and Tatazo reunite in the Abandoned Factory.
 * Niall entrusts Mòrag with Aegaeon’s core.
 * Mythra successfully fixes the Omega Fetter, allowing Genbu to rise once more.
 * Zeke and Pandoria bond in Indol over their shared core crystal (flashback).
 * Rex tells Nia to stay true to her feelings in the Spirit Crucible Elpys.
 * Agate presents her never-before-seen mineral in her Blade Quest, Precious Yearnings.
 * Dahlia explains her love of flowers in her Blade Quest, Fly in the Ointment.
 * Kastina presents Dahlia with flowers in the same quest.
 * Electra makes up with Izzi in her Blade Quest, Go for it, Electra!.
 * Floren heals the trees in his Blade Quest, Nature Boy.
 * The phonexes regroup in Nim's Blade Quest, A Phonex Tale.
 * Theory is caught smiling genuinely in her and Praxis's third Blade Quest, Theory and Praxis.
 * Ursula returns the Torigonda to Kiara at the end of her Blade Quest, Bearing her Soul.
 * Mabon opens up about Vess during her Blade Quest, Tranquility.
 * T-elos reassures the party that battle is her life in her Blade Quest, Lingering Resentment.
 * Corvin gushes about the party in his Blade Quest, Corvin's Approach.

It also plays in the following cutscenes in Xenoblade Chronicles 2: Torna ~ The Golden Country:
 * Addam quickly befriends Lora and Jin after encountering and fighting them.
 * Milton teases Mythra after the party defeats the Slithe Jagron, to the newly-joined Minoth’s amusement.
 * Lora and Addam talk the morning after their stay in Hyber Village.
 * Lora tells Jin he doesn’t need his mask after she is knighted.