| Name |
System |
Subsystem |
Players |
Genre |
Release Date |
| I Am Adventure Boy: Super Escape Island | Switch | Download Software | 1 - 2 | Action | Mar 7, 2024 |
| I Am An Airport Hero: Haneda | Switch | | 1 | Simulation | Sep 8, 2022 |
| I Am An Air Traffic Controller Airport Hero Haneda Allstars | Switch | | 1 | Puzzle | Oct 19, 2023 |
| I and Me | Switch | Download Software | | Action | Jul 6, 2017 |
| IChu | Switch | | 1 | Adventure | Nov 10, 2022 |
| Idol Janshi Suchie Pai | Switch | Download Software | 1 | Puzzle | Jul 6, 2023 |
| Idol Janshi Suchie-Pai Milky's Ambition | Switch | Download Software | 1 | Puzzle | Dec 23, 2021 |
| Idol Janshi Suchie-Pai -Saturn Tribute- | Switch | Download Software | 1 | Puzzle | Dec 8, 2022 |
| Idol Janshi Suchie-Pai Special+ Remix -Saturn Tribute- | Switch | Download Software | 1 | Puzzle | Dec 8, 2022 |
| Idol Janshi Suchie Pie Mecha Limited Edition -Saturn Tribute- | Switch | Download Software | 1 | Action | Dec 8, 2022 |
| Idol Mahjong Final Romance 2 | Switch | Download Software | 1 | Party/Parlor | Apr 29, 2021 |
| Idol Mahjong Final Romance 4 Remaster | Switch | Download Software | 1 | Puzzle | Oct 26, 2023 |
| Idol Mahjong Final Round R | Switch | Download Software | 1 | Party/Parlor | Nov 18, 2021 |
| Ikaruga | Switch | Download Software | 1 - 2 | Shooter | May 30, 2018 |
| Ikenie to Yuki no Setsuna | Switch | Download Software | 1 | RPG | Mar 3, 2017 |
| Illmatic Womb | Switch | Download Software | 1 | Strategy | Nov 18, 2021 |
| Illusion Garden Story -Daiichi Sangyo Yuukarin- | Switch | Download Software | 1 | RPG | Dec 22, 2022 |
| Imi ga Wakaru to Kowai Mystery | Switch | Download Software | 1 | Adventure | Jul 7, 2022 |
| Immerse Land | Switch | Download Software | 1 | Adventure | Oct 1, 2020 |
| Imomushi Wars DX | Switch | Download Software | 1 - 4 | Action | Feb 14, 2019 |
| Implosion: Never Lose Hope | Switch | Download Software | 1 | Action | Jul 6, 2017 |
| Inexperienced Classmates | Switch | Download Software | 1 | Adventure | Oct 28, 2021 |
| In My Arms With Memories | Switch | | 1 | Adventure | Feb 23, 2023 |
| Insects of the World - Knowledge Quiz | Switch | Download Software | 1 | Puzzle | Nov 16, 2023 |
| Inspiration In A Place Like This | Switch | Download Software | 1 | Puzzle | Jun 22, 2023 |
| Inspiration Picture Search | Switch | Download Software | 1 | Puzzle | Sep 14, 2023 |
| Instant Love | Switch | | 1 | Adventure | Mar 27, 2025 |
| International 3 Hint Quiz | Switch | Download Software | 1 | Puzzle | Sep 12, 2024 |
| In The First Snow With Her | Switch | Download Software | 1 | Adventure | Dec 23, 2022 |
| Intuition - Inspiring Drawing Quiz | Switch | Download Software | 1 | Simulation | Mar 16, 2023 |
| Inuwashi -Urabure Tantei to Ojou-sama Keiji no Ikebukuro Jiken File- | Switch | Download Software | 1 | Adventure | Mar 26, 2020 |
| Irisy Aqua | Switch | Download Software | 1 - 7 | Strategy | Apr 3, 2025 |
| Ironfall Invasion | Switch | Download Software | 1 | Shooter | Nov 28, 2024 |
| Ise Shima Mystery Annai: Itsuwari no Kuro Shinju | Switch | Download Software | 1 | Adventure | Jan 24, 2019 |
| Is It Wrong To Pick Up Girls In A Dungeon: Infinite Combat | Switch | | 1 | RPG | Nov 28, 2019 |
| Isn't It Just Cute? | Switch | Download Software | 1 | Simulation | Mar 2, 2023 |
| Isoland | Switch | Download Software | 1 | Adventure | Apr 25, 2019 |
| Isoland 2 - Ashes of Time | Switch | Download Software | 1 | Adventure | Apr 25, 2019 |
| Isoland 3 - Cosmic Dust | Switch | Download Software | 1 | Adventure | Feb 3, 2022 |
| Issyo ni Asobo Koupen Chan | Switch | | 1 - 4 | Adventure | Sep 24, 2020 |
| It's Different | Switch | Download Software | 1 | Puzzle | Dec 21, 2023 |
| Iwakura Aria | Switch | | 1 | Adventure | Jun 27, 2024 |
| I Want To Know More About My Body | Switch | Download Software | 1 | Puzzle | Aug 17, 2023 |
| I Want To Know More - Space | Switch | Download Software | 1 | Puzzle | Jul 20, 2023 |
| IxSHE Tell | Switch | Download Software | 1 | Adventure | Jan 30, 2020 |
| Izumi Incident File Vol.1 Shiosai Hen | Switch | Download Software | 1 | Adventure | Feb 3, 2022 |
| Izumi Incident File Vol.2 Twilight Edition | Switch | Download Software | 1 | Adventure | May 26, 2022 |
| Izumi Incident File Vol.3 Yuyado | Switch | Download Software | 1 | Adventure | Oct 13, 2022 |
| Vinculum Hearts | Switch | Download Software | 1 | Adventure | Aug 2, 2018 |
