Гитара: Masaru Teramae / Terukazu Inoue
Саксофон: ADD
Скрипка: Akiko Nagano
Клавишные: Shige Yamamoto [シゲ山本]
Бас: Atsushi Enomoto
Инженер по сведению: Koki Tochio
Альбом был написан Falcom Sound Team JDK / Мицуо Синга / Такахиро Унисуга / Юкихиро Дзиндо и вышел 22 ноября 2019 года. На саундтрек попало 62 композиции общей длительностью более 2-х часов. Подборка является компиляцией оригинальной музыки. Выпуском пластинки занимался лейбл Falcom.
CD 1
| 1 | HELLO GRIMWALD | 00:12 | |
| 2 | DECISION | 02:45 | |
| 3 | IL ÉTAIT UNE FOIS | 01:46 | |
| 4 | ONLY THE CORPSE GOES OUT | 02:42 | |
| 5 | TRANQUIL SILENCE | 02:14 | |
| 6 | AMBIGUOUS TERRITORY | 01:25 | |
| 7 | MONSTRUM NOX | 00:23 | |
| 8 | DREAMING IN THE GRIMWALD | 01:55 | |
| 9 | PRISONCITY | 02:34 | |
| 10 | WELCOME TO CHAOS | 01:54 | |
| 11 | HEART BEAT SHAKER | 01:57 | |
| 12 | FEEL FORCE | 02:18 | |
| 13 | STAGNANT POOL | 02:17 | |
| 14 | TAKE IT EASY! | 01:46 | |
| 15 | NAB THE TAIL | 02:17 | |
| 16 | CLOACA MAXIMA | 03:41 | |
| 17 | MONSTRUM SPECTRUM | 01:43 | |
| 18 | BAR "DANDELION" | 01:27 | |
| 19 | DENOUEMENT | 01:49 | |
| 20 | URBAN TERROR | 01:52 | |
| 21 | TROUBLEMAKER | 02:12 | |
| 22 | RUIN OF DRY MOAT | 02:03 | |
CD 2
| 1 | WALTZ FOR GRACE | 02:00 | |
| 2 | LACRIMA CRISIS | 02:03 | |
| 3 | FULL MOON CEREMONY | 03:01 | |
| 4 | NORSE WIND | 02:33 | |
| 5 | SILLY MEETING | 01:45 | |
| 6 | MARIONETTE, MARIONETTE | 02:21 | |
| 7 | A GOLDEN KEY CAN OPEN ANY DOOR | 02:22 | |
| 8 | PETITE FLEUR | 01:50 | |
| 9 | FORTRESS UNDERGROUND | 02:25 | |
| 10 | HEAT AND SPLENDOR | 01:43 | |
| 11 | CHALLENGER'S ROAD | 01:04 | |
| 12 | RED MULETA | 01:55 | |
| 13 | THE CAVE OF GROAN | 01:52 | |
| 14 | IN PROFILE, ON BELFRY | 03:03 | |
| 15 | EVAN MACHA | 02:27 | |
| 16 | DANCE WITH TRAPS | 02:19 | |
| 17 | DESERT AFTER TEARS | 02:31 | |
| 18 | A QUARRY RUIN | 02:41 | |
| 19 | CROSSING A/A | 02:05 | |
| 20 | CATCH ME IF YOU CAN | 02:03 | |
CD 3
| 1 | PRISON OF BALDUQ -YEARNING- | 02:08 | |
| 2 | INQUISITION | 01:52 | |
| 3 | APRILIS | 03:23 | |
| 4 | GLESSING WAY! | 04:00 | |
| 5 | ALCHEMY LAB | 03:12 | |
| 6 | WHO KNOWS THE TRUTH? | 01:49 | |
| 7 | JUDGEMENT TIME | 02:18 | |
| 8 | FORGOTTEN DAYS | 02:15 | |
| 9 | GRIA RECOLLECTION | 01:47 | |
| 10 | INVITATION TO THE CRIMSON NIGHT | 02:29 | |
| 11 | STRATEGIC ZONE | 02:41 | |
| 12 | WILD CARD | 01:54 | |
| 13 | THUS SPOKE AN ALCHEMIST | 03:50 | |
| 14 | KNOCK ON NOX | 02:01 | |
| 15 | ANIMA ERGASTULUM | 03:57 | |
| 16 | PRISON OF BALDUQ -LIVE THE FUTURE- | 02:51 | |
| 17 | EYES ON... | 02:07 | |
| 18 | NEW LIFE | 03:17 | |
| 19 | DANDALION'S JOURNEY | 05:10 | |
| 20 | TREASURE BOX -Ys IX- | 00:09 | |
![Ys IX -Monstrum NOX- ORIGINAL SOUNDTRACK [Limited Edition]. Case Front (w/ overlay). Нажмите, чтобы увеличить.](/static/covers_soundtracks/2/6/262480_889113.jpg "Ys IX -Monstrum NOX- ORIGINAL SOUNDTRACK [Limited Edition]. Case Front (w/ overlay). Нажмите, чтобы увеличить.")
