Natin99 is the Eraserheads' sixth album. It was released by Sony BMG Music Philippines Inc. (Formerly BMG Records Pilipinas, Inc.) in 1999 and the first Eraserheads album that came out of a non-linear recording approach. Most of the musical parts were recorded separately in their respective home studios and pieced together by the band and producer Robin Rivera.

Track listing

1. "Sinturong Pangkaligtasan" ["Safety Belt"] – 2:28
2. "Dahan Dahan" ["Careful"] – 2:39
3. "Kahit Ano" ["Whatever"] – 3:07
4. "Sino Sa Atin" ["Who Among Us"] – 3:05
5. "Maselang Bahaghari" ["Sensitive Rainbow"] – 3:30
6. "Tama Ka" – ["You're Right"] 3:19
7. "May Sumasayaw" ["Someone Is Dancing"]– 3:28
8. "Peace It Together" – 7:16
9. "Salamin" – ["Mirror"] 3:33
10. "Popmachine" – 5:40
11. "Kilala" – ["Know"] 4:03
12. "Huwag Kang Matakot" ["Don't Be Afraid"] – 3:11
13. "Southsuperhighway" – 4:12
14. "68 Dr. Sixto Antonio Ave." – 5:35
15. "Game! Tama Na!" ["Game! Enough!] – 5:14