https://wccftech.com/roundup/splatoon-3-everything-you-need-to-know-about-nintendos-ink-shooter/

Splatoon 3, the new installment in Nintendo’s third-person shooter themed around ink fights, was announced with a teaser trailer during a Nintendo Direct that aired in February 2021.

Splatoon 3 had its first release window confirmation in February 2022, when Nintendo said it would be available this Summer. We finally learned in late April that the game would launch on September 9th.