What is Yukio Okamoto?
{{Use dmy dates|date=May 2021}} {{Infobox person | name = Yukio Okamoto | image = Yukio Okamoto.jpg | caption = Yukio Okamoto in 2009 | native_name = 岡本 行夫 | birth_name = | birth_date = {{birth date|df=yes|1945|11|23}} | birth_place = | death_date = {{death date and age|2020|04|24|1945|11|23|df=y}} | death_place = [[Tokyo]], Japan | education = [[Hitotsubashi University]] | occupation = Political advisor | years_active = 1968–2020 }} '''Yukio Okamoto''' ({{lang-ja|岡本 行夫}}, ''Okamoto Yukio''; November 23, 1945 – April 24, 2020) was a Japanese diplomat and analyst. He was a known political analyst for [[Japan]]–[[United States]] relations.<ref name=nytimes>{{cite news |first=Brian |last=Dooley |title=Yukio Okamoto, Diplomat Who Nurtured Japan's U.S. Ties, Dies at 74 |url=https://www.nytimes.com/2020/05/08/obituaries/yukio-okamoto-coronavirus-dead.html |work=[[The New York Times]] |date=2020-05-08 |access-date=2020-05-12 |archive-url=https://web.archive.org/web/20200508083006/https://www.nytimes.com/2020/05/08/obituaries/yukio-okamoto-coronavirus-dead.html |archive-date=2020-05-08 |url-status=live}}</ref> He was a diplomatic advisor and analyst for several Japanese prime ministers, including [[Ryutaro Hashimoto]] from 1996 to 1998 and [[Junichiro Koizumi]] from 2003 until 2004.<ref name=kyodo>{{cite news |title=Japanese diplomatic analyst Okamoto dies of virus-caused pneumonia |url=https://english.kyodonews.net/news/2020/05/4396b750bc62-update1-japanese-diplomacy-analyst-okamoto-dies-after-contracting-coronavirus.html |work=[[Kyodo News]] |date=2020-05-08 |access-date=2020-05-12 |archive-url=https://web.archive.org/web/20200512020411/https://english.kyodonews.net/news/2020/05/4396b750bc62-update1-japanese-diplomacy-analyst-okamoto-dies-after-contracting-coronavirus.html |archive-date=2020-05-12 |url-status=live}}</ref><ref name=nar>{{cite news |first=Akihiko |last=Miyamoto |title=Yukio Okamoto, the hand tha