SHIMANE—A Japanese academic has discovered a map published in the United States in 1897 that marks Takeshima, a group of islets claimed by both Japan and South Korea, as Japanese territory.

Japanese knotweed can now be found growing in ... The full extent of knotweed's spread, revealed in MailOnline's interactive map, shows an empty pocket between York and Scarborough.

Kyushu is a region where the traditional skills of kenjutsu – Japanese swordsmanship – remain deeply embedded, with more dojo (practice halls) for kendo than anywhere else in Japan.