At Nintendo’s financial brief, Nintendo President, Tatsumi Kimishima, assured fans that their upcoming Mario Kart game for smart devices, Mario Kart Tour will still be arriving this financial year, which ends on March 2019.
Not much else is spoken about the game.
In addition to the titles already described for the smart- device business, we also plan to release Mario Kart Tour as a Mario Kart application for smart devices during this fiscal year (April 2018 – March 2019). We will work to continuously expand our business through these titles.
You can read the rest of the financial brief transcript here,