Here's a breakdown:
* Ohayo: "oh-HA-yo"
* Gozaimasu: "go-zai-mas"
Important notes:
* The "o" in "ohayo" is pronounced like the "o" in "hot".
* The "a" in "ohayo" is pronounced like the "a" in "father".
* The "i" in "gozaimasu" is pronounced like the "i" in "machine".
* The "u" in "gozaimasu" is pronounced like the "u" in "flute".
Remember: Japanese pronunciation is very precise. Pay attention to the stress and intonation.