I'm as old as Kimahri. Was as old as Wakka until a few days ago.
Generally speaking adding 5-10 years to a lot of FF characters tends to make them more believable. 27 for Lulu is more acceptable for example. 22 for Tidus too.
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"Setsuna, you have to change. To make up for me... who didn't change." ~SCP~
http://img.imgcake.com/Jeffzeropngus.png