keio medical science prize keio medical science prize the keio medical science prize (japanese: 慶應医学賞) is a japanese prize in medical sciences. introduction the prize is awarded to scientists who made significant contributions to the field of medical sciences or life sciences. and these contributions can further promote the peace and prosperity of mankind and human society. the prize award is 20 million japanese yen (approximately 180,000 us$). a medal is also awarded to the winner. every year maximum two winners are awarded. a prize ceremony is held every year normally at keio university, tokyo, japan. awardees source: keio university 1996 – stanley b. prusiner and shigetada nakanishi 1997 – robert a. weinberg and tadatsugu taniguchi 1998 – moses judah folkman and katsuhiko mikoshiba 1999 – elizabeth helen blackburn and shinya yoshikawa 2000 – arnold j. levine and yusuke nakamura 2001 – tony hunter and masatoshi takeichi 2002 – barry marshall and koichi tanaka 2003 – ronald m. evans and yasushi miyashita 2004 – roger y. tsien 2005 – yoshinori fujiyoshi 2006 – thomas a. steitz 2007 – brian j. druker and hiroaki mitsuya 2008 – fred h. gage and shimon sakaguchi 2009 – jeffrey m. friedman and kenji kangawa 2010 – jules a. hoffmann and shizuo akira 2011 – philip a. beachy and keiji tanaka 2012 – steven rosenberg and hiroyuki mano 2013 – victor ambros and shigekazu nagata 2014 – karl deisseroth and hiroshi hamada 2015 – jeffrey i. gordon and yoshinori ohsumi 2016 – svante pääbo and tasuku honjo 2017 – john edgar dick and seiji ogawa 2018 – feng zhang and masashi yanagisawa 2019 – hans c. clevers and tadamitsu kishimoto 2020 – aviv regev, atsushi miyawaki 2021 – katalin karikó, osamu nureki