Season 1 NHK World Season 2010 NHK World , 2010 Season 2011 NHK World , 2011 Season 2012 NHK World , 2012 Season 2013 NHK World , 2013 Season 2014 NHK World , 2014 Season 2015 NHK World , 2015 Season 2016 NHK World , 2016 Season 2017 NHK World , 2017 Season 2018 NHK World , 2018 Season 2019 NHK World , 2019 Season 2020 NHK World , 2020