Aqua has common tyre size 175-65-r15. 6 years old & 60,000 km - You are running at high risk for burst anytime specially in summer. with the history you shared above. Immediately Change the tyres. The size you can choose can be either the genuine OEM spec for JDM use
175 - 65 - R15
Or An EXPORT model Size
185 - 65 - R15
195 - 50 - R15
Middle digits are profile - means rubber height from ground to metal wheel wall, thats also called ground clearance Lower the profile lower the ground clearance.
You can choose any brand dunlop, yokohama , bridgestone, etc