12:42 CET - With Jiri Lehecka a set down to Botic Van De Zandschulp in the opening game, it is a big day of action from Basel on the ATP tour.
Other big names in action in Basel include Casper Ruud, Felix Auger-Aliassime and Taylor Fritz, all before a battle between the future of tennis as Jakub Mensik takes on Joao Fonseca.
Follow all the action from Basel this afternoon.
11:45 CET - Karolina Muchova has overcome Maya Joint in a really entertaining encounter in Tokyo, with the Czech defeating the 19-year-old 6-3, 7-5 to book her spot in the quarter-finals.
10:10 CET - The final match of the day in Tokyo is a fascinating one as rising star Maya Joint takes on the experienced eighth seed Karolina Muchova and that clash is underway.
10:00 CET - A mammoth battle in Tokyo has come to an end, and the seventh seed Diana Shnaider is out! Despite forcing the match to a deciding set, it was her opponent Anna Kalinskaya who came out on top in the final set tiebreak to win 7-6(4), 4-6, 7-6(5).
07:40 CET - Good morning and welcome to today's coverage from around the world of tennis!
A couple of overnight results from Tokyo to bring you, as Linda Noskova continued her impressive end to 2025 after coming from a set down to secure a hard-fought 5-7, 6-3, 6-4 victory against McCartney Kessler and a spot in the quarter-finals.
Elsewhere this morning, another rising star, Canadian Victoria Mboko, thrashed Germany's Eva Lys 6-1, 6-1 to book her spot in the quarter-finals.
There is a match ongoing in Tokyo as the seventh seed Diana Shnaider takes on fellow-Russian Anna Kalinskaya.
Follow all the action in Tokyo this morning with Flashscore.