▁on ▁the ▁Fut ures ▁circuit ▁across ▁North ▁America ▁and ▁Europe , ▁making ▁numerous ▁quarter ▁and ▁semi ▁final s , ▁but ▁no ▁final s . ▁ ▁In ▁December , ▁Jas ika ▁won ▁the ▁Australian ▁Open ▁wild card ▁play - off , ▁ear ning ▁him ▁direct ▁entry ▁into ▁the ▁ 2 0 1 7 ▁Australian ▁Open . ▁Jas ika ▁ended ▁the ▁year ▁with ▁a ▁ranking ▁of ▁ 3 6 7 . ▁▁ 2 0 1 7 : ▁First ▁Ch allen ger ▁title ▁Jas ika ▁comm enced ▁the ▁year ▁with ▁a ▁wild card ▁into ▁the ▁Happy ▁Valley ▁Ch allen ger ▁where ▁he ▁reached ▁his ▁first ▁ATP ▁Ch allen ger ▁Tour ▁final . ▁At ▁the ▁ 2 0 1 7 ▁Australian ▁Open , ▁Jas ika ▁lost ▁in ▁round ▁ 1 ▁to ▁David ▁Fer rer . ▁In ▁February , ▁Jas ika ▁won ▁his ▁first ▁Ch allen ger ▁title ▁in ▁Burn ie . ▁In ▁March , ▁Jas ika ▁returned ▁to ▁the ▁I TF ▁circuit ▁in ▁Australia , ▁reaching ▁the ▁semi ▁final ▁of ▁the ▁F 2 ▁in ▁Can ber ra . ▁In ▁July , ▁Jas ika ▁travel led ▁to ▁North ▁America ▁and ▁competed ▁on ▁the ▁Ch allen ger ▁Circ uit , ▁winning ▁just ▁one ▁match . ▁In ▁September , ▁Jas ika ▁reached ▁the ▁quarter ▁final ▁of ▁Shang hai ▁Ch allen ger ▁and ▁in ▁October , ▁the ▁quarter ▁final ▁of ▁the ▁Can ber ra ▁Ch allen ger . ▁Jas ika ▁ended ▁ 2 0 1 7 ▁with ▁a ▁ranking ▁of ▁ 2 7 6 ▁. ▁▁ 2 0 1 8 ▁Jas