Initial standing-start acceleration is limited, by design, electronically due the fact that the JF011E is a boarder line adequate size unit to propel the Kizashi. If not limited by the controls, it would likely grenade prematurely. Sorry, no hole-shots in a CVT vehicle of any kind to my knowledge.
I can tell you with certainty what has dramatically increased my 82,000 mile car's throttle response, acceleration, and fuel economy was its very first CVT fluid and filters changes recently completed on the CVT.
2010 Kizashi GTS, CVT, iAWD (3/10 build date)
2011 SX4 Premium Hatch, CVT, iAWD (12/10 build date)
2018 Mazda CX-5 iAWD Touring
2014 Wrangler JKUW (GONE, traded
1991 Samurai, 5-Speed, EFI, Soft-Top (