During the latest Nindies Showcase earlier in the year, Cadence of Hyrule – Crypt of the NecroDancer Featuring the Legend of Zelda was announced for Switch. At the time, Nintendo said that the game would be launching this spring.
Spring has almost ended with Summer coming up June 21st. But Nintendo gave some new info on the game during the Indie World presentation held today in Japan. A release in June has been confirmed, with the potential of it being released during E3. You can watch the relevant recording below, Cadence of Hyrule starts around 06:50.