6 . ▁Ak imi ▁K aj it ani ▁has ▁won ▁the ▁women ' s ▁tournament ▁the ▁most ▁times , ▁winning ▁twice ▁in ▁ 2 0 0 0 ▁and ▁ 2 0 1 3 . ▁ ▁Tournament ▁History ▁ ▁Men ' s ▁ ▁Lad ies ▁ ▁Japan ▁Open ▁ ▁In ▁addition ▁to ▁the ▁All ▁Japan ▁Open ▁another ▁tournament ▁known ▁as ▁the ▁Japan ▁Open ▁played ▁in ▁ 2 0 0 9 ▁and ▁ 2 0 1 0 ▁in ▁the ▁New ▁Pia ▁Hall ▁was ▁held . ▁ ▁W inners ▁of ▁this ▁tournament ▁were ▁the ▁Philippines ▁Francisco ▁B ust am ante ▁and ▁R amil ▁Gal leg o ▁in ▁the ▁men ' s ▁event ▁as ▁well ▁as ▁the ▁Taiwan ese ▁women ▁Tan ▁H si ang - ling ▁and ▁Ch ou ▁Ch ie h - y u ▁were ▁w inners ▁of ▁the ▁women ' s ▁event . ▁Ch ou ▁Ch ie h - y u ▁is ▁the ▁only ▁player ▁to ▁have ▁won ▁both ▁events . ▁ ▁The ▁prize ▁money ▁of ▁the ▁Japan ▁Open ▁was ▁significantly ▁lower ▁than ▁that ▁of ▁the ▁All ▁Japan ▁Open . ▁During ▁ 2 0 1 0 , ▁at ▁the ▁All ▁Japan ▁Open ▁men ' s ▁event , ▁the ▁prize ▁pur se ▁was ▁a ▁total ▁of ▁$ 8 2 , 0 0 0 ▁ ▁of ▁which ▁the ▁winner ▁received ▁about ▁$ ▁ 2 4 , 0 0 0 , ▁The ▁winner ▁of ▁the ▁Japan ▁Open ▁ 2 0 1 0 ▁received ▁only ▁$ 1 7 , 0 0 0 ▁in ▁prize ▁money , ▁at ▁just ▁under