ama ▁( born ▁December ▁ 5 , ▁ 1 9 8 4 , ▁in ▁I chi h ara , ▁Ch iba ) ▁is ▁a ▁former ▁Grand ▁Prix ▁motor cycle ▁road ▁rac er . ▁He ▁is ▁the ▁younger ▁brother ▁of ▁M oto GP ▁r ider ▁H iro sh i ▁A oy ama . ▁ ▁He ▁rode ▁in ▁the ▁All - J apan ▁Road ▁Racing ▁Championship ▁until ▁ 2 0 0 5 , ▁when ▁he ▁won ▁the ▁ 2 5 0 cc ▁championship ▁with ▁H onda . ▁He ▁previously ▁won ▁the ▁ 1 2 5 cc ▁championship ▁in ▁ 2 0 0 3 , ▁also ▁with ▁H onda . ▁He ▁also ▁rode ▁a ▁couple ▁of ▁events ▁as ▁wild card ▁r ider ▁in ▁the ▁Grand ▁Prix ▁World ▁Championships ▁during ▁his ▁st int ▁in ▁Japan . ▁ ▁After ▁winning ▁the ▁ 2 5 0 cc ▁championship ▁in ▁Japan , ▁A oy ama ▁secured ▁a ▁Grand ▁Prix ▁World ▁Championships ▁ride ▁with ▁H onda ' s ▁ 2 5 0 cc ▁factory ▁team ▁in ▁ 2 0 0 6 . ▁He ▁replaced ▁his ▁brother ▁H iro sh i ▁A oy ama , ▁who ▁moved ▁to ▁K TM . ▁He ▁scored ▁his ▁first ▁pod ium ▁finish ▁with ▁a ▁third - place ▁at ▁Le ▁Mans , ▁finishing ▁just ▁ahead ▁of ▁his ▁brother , ▁H iro sh i . ▁He ▁finished ▁the ▁season ▁e ighth ▁in ▁overall ▁stand ings ▁with ▁ 9 9 ▁points ▁and ▁was ▁named ▁as ▁Ro ok ie ▁Of ▁The ▁Year ▁for ▁his ▁performance ▁in ▁his ▁debut ▁season .