My Honda Airwave was bought in 2008 & I heard it's assembled/made in Japan.
Would the following spark plug fit into it? Hope the Airwave is not country specific:
https://www.amazon.com/gp/product/B00IXBM1NC/ref=ox_sc_sfl_title_83?ie=UTF8&psc=1&smid=A3SJJYHRWE1WHQ
My car occasionally 'cough' while in D gear but not with lower gears & I tot
of swapping the spark plug to see if it helps