Season 1 NHK World , 2016 Season 2 NHK World , 2017 - 2018 Season 3 NHK World , 2018 - 2019 Season 4 NHK World , 2019 - 2020 Season 5 NHK World , 2020 - 2021 Season 6 NHK World , 2021 - 2022 Season 7 NHK World , 2022 - 2023 Season 8 NHK World , 2023 - 2024 Season 9 NHK World , 2024 - 2025
, 2016