Games by ImaginationOverflow Sudoku Zenkai Switch eShop ImaginationOverflow 12th Jan 2022 (UK/EU) Stellar Interface Switch eShop ImaginationOverflow 11th Jan 2019 (UK/EU)11th Jan 2019 (NA) Stellar Interface + Sudoku Zenkai Switch eShop ImaginationOverflow 21st Dec 2023 (NA)11th Jan 2024 (UK/EU)