Millennium Mother is the third album released by Mili on the 25th April 2018. It has 20 tracks, including a cover of Still Alive from the video game Portal. There are 2 versions of the cover illustration. Both illustrations are of a robot named Lefty, but one of them shows internal parts of his head.
| No. | Title | Length |
|---|---|---|
| 1. | Boys in Kaleidosphere | |
| 2. | Camelia | |
| 3. | Summoning 101 | |
| 4. | Vitamins | |
| 5. | Lemonade | |
| 6. | Milk | |
| 7. | World.search(you); | |
| 8. | Mushrooms | |
| 9. | Gertrauda | |
| 10. | TOKYO NEON | |
| 11. | Extension of You | |
| 12. | Mirror Mirror | |
| 13. | With a Billion Worldful of <3 | |
| 14. | Every Other Ghost | |
| 15. | Fossil | |
| 16. | Rubber Human | |
| 17. | Excalibur | |
| 18. | Let the Maggots Sing | |
| 19. | Nine Point Eight (Special Edit) | |
| 20. | Still Alive (Cover) |