What is the {country} for {language used} of {Japanese}
root of individuals who talk japanese
origin of people who speak japanese
SELECT DISTINCT ?r WHERE { ?r property:language_used resource:Japanese . ?r rdf:type ontology:country }
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2936> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q5287> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q6256> } 
 select distinct ?sbj where { ?sbj wdt:P2936 wd:Q5287 . ?sbj wdt:P31 wd:Q6256 } 
Australia Japan Finland