Here it is the playlist offered for those who bought Ys 9 in the week of release.

Ys IX: Monstrum Nox - Chains and Chansons

Ys IX 02- Norse Wind

Mission: Kaleidoscape
Tonight, the pleasure quarter belongs to Zonda. As Gunvolt chases the lustful menace down, he crosses paths with an avenger...

The Perplexing Nightless City

Decade

Lyrics: Hakofactory
Composition: Ryo Kawakami
Arrangement: s-don
Performed By Lumen (Megu Sakuragawa)

Official website: http://gunvolt.com/TE/

Decade (Azure Striker Gunvolt Trilogy Enhanced)

Ich Hab von dir geträumt (Old sht)

Grauzone

New Release - There’s no doubt (Original Mix)

Atelier Sophie - OST Disc 1 - 20.Cliffhanger

Summoning OST from mobile game "Dragalia Lost"

Dragalia Lost OST - BANG!

Vocal Track Number 3 from the Azure Striker Gunvolt OVA, originally released on February 9th, 2017 on the Nintendo e-Shop internationally for viewing. 

A blu-ray release of the anime was accompanied by a soundtrack for it, and a special Drama CD telling stories taking place during and after Azure Striker Gunvolt 1. These were released as part of the Japan exclusive "Azure Striker Gunvolt: Striker Pack SPECIAL EDITION" for the Nintendo Switch in Summer 2018.

The Perplexing Nightless City

Rockin' Remix