▁and ▁finished ▁the ▁season ▁in ▁ 7 th ▁overall . ▁In ▁ 1 9 9 7 , ▁he ▁claimed ▁his ▁first ▁ 5 0 0 cc ▁win ▁in ▁Indones ia ▁and ▁finished ▁second ▁to ▁M ick ▁Do oh an . ▁He ▁missed ▁several ▁races ▁in ▁ 1 9 9 8 ▁due ▁to ▁a ▁w rist ▁injury ▁but ▁b ounced ▁back ▁in ▁ 1 9 9 9 ▁to ▁finish ▁third ▁in ▁the ▁championship , ▁with ▁wins ▁at ▁Ass en , ▁Br no ▁and ▁Phill ip ▁Island . ▁Go ing ▁into ▁the ▁final ▁round ▁of ▁the ▁season ▁he ▁was ▁second ▁in ▁points , ▁but ▁lost ▁out ▁to ▁final - race ▁winner ▁Ken ny ▁Roberts ▁Jr .. ▁After ▁a ▁largely ▁un success ful ▁ 2 0 0 0 ▁he ▁switched ▁to ▁the ▁Super bi ke ▁World ▁Championship ▁for ▁, ▁without ▁winning ▁a ▁race ▁although ▁taking ▁three ▁pod ium ▁finish es ▁and ▁ 8 th ▁overall . ▁Ok ada ▁chose ▁to ▁ret ire ▁at ▁the ▁end ▁of ▁the ▁year . ▁He ▁made ▁a ▁one - off ▁wild card ▁appearance ▁at ▁the ▁ 2 0 0 8 ▁Italian ▁Grand ▁Prix ▁at ▁M ug ello ▁in ▁June , ▁finishing ▁ 1 4 th , ▁in ▁the ▁first ▁race ▁for ▁the ▁p neum atic ▁val ved ▁H onda ▁RC 2 1 2 V . ▁ ▁Grand ▁Prix ▁career ▁statistics ▁Point s ▁system ▁from ▁ 1 9 8 8 ▁to ▁ 1 9 9 2 : ▁ ▁Point s ▁system ▁from ▁ 1 9 9 3 ▁on wards : ▁ ▁(