ish in ou mi , ▁in ▁honour ▁of ▁his ▁stable master ▁who ▁was ▁the ▁ 2 5 th ▁Y ok oz una ▁N ish in ou mi ▁K aj ir ō ▁II . ▁ ▁He ▁won ▁his ▁only ▁championship ▁in ▁May ▁ 1 9 2 5 . ▁He ▁was ▁str icken ▁by ▁heart ▁disease ▁in ▁November ▁ 1 9 2 5 ▁and ▁was ▁absent ▁from ▁the ▁next ▁tournament . ▁His ▁strength ▁continued ▁to ▁decl ine ▁and ▁he ▁retired ▁in ▁October ▁ 1 9 2 8 . ▁In ▁the ▁top ▁mak u uch i ▁division , ▁he ▁won ▁ 1 3 4 ▁b outs ▁and ▁lost ▁ 6 0 ▁b outs , ▁recording ▁a ▁winning ▁percentage ▁of ▁ 6 9 . 1 . ▁ ▁Upon ▁his ▁ret irement ▁he ▁became ▁an ▁elder ▁of ▁the ▁Japan ▁Sum o ▁Association ▁under ▁the ▁name ▁As ak ay ama , ▁and ▁in ▁ 1 9 2 9 ▁opened ▁up ▁his ▁own ▁As ak ay ama ▁stable ▁( un connected ▁to ▁the ▁stable ▁of ▁the ▁same ▁name ▁established ▁in ▁ 2 0 1 4 ) ▁which ▁he ▁ran ▁until ▁his ▁death ▁in ▁ 1 9 3 3 . ▁ ▁Top ▁division ▁record ▁In ▁ 1 9 2 7 ▁Tokyo ▁and ▁Os aka ▁sum o ▁merged ▁and ▁four ▁tournament s ▁a ▁year ▁in ▁Tokyo ▁and ▁other ▁locations ▁began ▁to ▁be ▁held . ▁ ▁See ▁also ▁G loss ary ▁of ▁sum o ▁terms ▁List ▁of ▁past ▁sum o ▁wrest lers ▁List ▁of ▁sum o ▁tournament ▁top ▁division ▁champions ▁List ▁of ▁sum