{"id":"https://openalex.org/A5083343006","orcid":null,"observed_orcids":[],"display_name":"Sayaka Watarumi","raw_author_names":["S WATARUMI","Sayaka Watarumi"],"full_name":"Sayaka Watarumi","works_count":6,"cited_by_count":340,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":5,"i10_index":5},"ids":{"openalex":"https://openalex.org/A5083343006","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I31784960","ror":"https://ror.org/04nt8b154","display_name":"Fukuoka University","country_code":"JP","type":"education","lineage":["https://openalex.org/I31784960"]},"years":[2002]},{"institution":{"id":"https://openalex.org/I43777268","ror":"https://ror.org/058h74p94","display_name":"Nagasaki University","country_code":"JP","type":"education","lineage":["https://openalex.org/I43777268"]},"years":[2011,2005,2004,2003,2002]}],"last_known_institutions":[{"id":"https://openalex.org/I43777268","ror":"https://ror.org/058h74p94","display_name":"Nagasaki University","country_code":"JP","type":"education","lineage":["https://openalex.org/I43777268"]}],"topics":[{"id":"https://openalex.org/T10035","display_name":"Phytochemicals and Antioxidant Activities","count":6,"subfield":{"id":"https://openalex.org/subfields/2704","display_name":"Biochemistry (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11411","display_name":"Tea Polyphenols and Effects","count":6,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10750","display_name":"Fermentation and Sensory Analysis","count":3,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T13817","display_name":"Tannin, Tannase and Anticancer Activities","count":2,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11613","display_name":"Phytochemistry and Biological Activities","count":1,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"topic_share":[{"id":"https://openalex.org/T13817","display_name":"Tannin, Tannase and Anticancer Activities","value":0.0001157,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11411","display_name":"Tea Polyphenols and Effects","value":0.0001133,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10035","display_name":"Phytochemicals and Antioxidant Activities","value":1.62e-05,"subfield":{"id":"https://openalex.org/subfields/2704","display_name":"Biochemistry (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10750","display_name":"Fermentation and Sensory Analysis","value":1.43e-05,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11613","display_name":"Phytochemistry and Biological Activities","value":3.4e-06,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9843121767044067},{"id":"70899900","wikidata":"https://www.wikidata.org/wiki/Q290439","display_name":"Polyphenol","score":0.7908945679664612},{"id":"31903555","wikidata":"https://www.wikidata.org/wiki/Q1637030","display_name":"Food science","score":0.637259840965271},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.4925532937049866},{"id":"2778004101","wikidata":"https://www.wikidata.org/wiki/Q133948","display_name":"Antioxidant","score":0.2610252797603607}],"counts_by_year":[{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":16},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":20},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":16},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":17},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":27},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":24},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":22},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":32},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":17},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":18},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":17}],"display_name_alternatives":["S WATARUMI","Sayaka Watarumi"],"block_key":"s watarumi","works_api_url":"https://api.openalex.org/works?filter=author.id:A5083343006","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5083343006","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}