The Ultimate Collection of YMO does exactly what it says on the tin. 2 CDs of their best tunes from their brief but brilliant career, 1978-1983. 34 tracks. CD 1. Computer Game 2. Firecracker 3. Tong Poo 4. La Femme Chinoise 5. Technopolis 6. Insomnia 7. Rydeen 8. Behind the Mask 9. Solid State Survivor 10. Radio Junk 11. Jingle 'YMO' 12. Nice Age 13. Tighten Up 14. The End of Asia 15. Citizens of Science 16. Hirake Kokoro Jiseiki CD2. 1. Cue 2. Ballet 3. U.T. 4. Gradated Grey 5. Taiso 6. Lover Come Back to Me 7. Kimi ni Mune Kyun 8. Chaos Panic 9. Ongaku 10. Lotus Love 11. Kai-kou 12. Kageki-na Shukujyo 13. The Madmen 14. Ishin Denshin 15. Perspective 16. M-16 17. Pocketful of Rainbows 18. Behind the Mask (Bonus Track Seiko Quartz CM Version).