| Summon Night Craft Sword Monogatari: Hajimari no Ishi (2005) | 38,042 | 161 |
| Summon Night Granthese: Horobi no Tsurugi to Yakusoku no Kishi (2010) | 35,922 | 39 |
| Summon Night X: Tears Crown (2009) | 264,586 | 76 |
| Summon Night: Swordcraft Story (2003) | 1,252,823 | 2,544 |
| Summon Night: Swordcraft Story 2 (2004) | 1,106,459 | 1,710 |
| Summon Night: Twin Age (2007) | 394,298 | 183 |
| Summon Revolt: Magic Battle (2020) | 7,312 | 38 |
| SummonArk -Deck Building Roguelite (2025) | 0 | 0 |
| Summoner (2000) | 4,089,745 | 2,992 |
| Summoner 2 (2002) | 621,514 | 554 |
| Summoner Apprentice (2020) | 59 | 3 |
| Summoner Wars (2014) | 12,237,084 | 4,778 |
| Summoner's War: Chronicles (2022) | 16,835,748 | 5,981 |
| Summoner: A Goddess Reborn (2003) | 63,084 | 42 |
| Summoners Fate (2022) | 379,722 | 248 |
| Summoners War: Chronicles (2021) | 5,632,377 | 2,383 |
| Summoners War: Sky Arena (2014) | 849,333,196 | 94,254 |
| The Summoning (1992) | 40,054,962 | 4,112 |
| Summons Board (2014) | 8,356,825 | 4,664 |
| Summum Aeterna (2022) | 1,801,349 | 602 |
| Sumo Fighter (1991) | 220,301 | 77 |
| Sumo Revise (2015) | 635 | 5 |
| Sumo Seals (2022) | 9,769 | 1 |
| Sumo Tanks (2024) | 11 | 2 |
| Sumo Tatami (2025) | 6,166 | 19 |
| Sumorbit (2024) | 2,034 | 503 |
| Sumotori Dreams (2007) | 242,886,909 | 1,093 |
| Sumotori Dreams Classic (2021) | 3,984 | 13 |
| Sumy Shelltris - ICEBLOCKS 3 (2021) | 21 | 4 |
| Sun and dark girl. - TERASENE - (2018) | 310 | 5 |
| Sun Blast: Star Fighter (2015) | 1,057 | 6 |
| Sun Haven (2021) | 5,955,370 | 10,696 |
| The Sun of Broken Euphoria (2023) | 825 | 4 |
| The Sun Shines Over Us (2024) | 61,867 | 130 |
| Sun Star (1986) | 447,088 | 44 |
| Sun's Edge (2023) | 566 | 5 |
| SunAge (2007) | 96,079 | 90 |
| Sunblaze (2021) | 764,031 | 808 |
| Sunchaser (2025) | 0 | 0 |
| Suncore Chronicles: The Tower (2018) | 79 | 3 |
| Sundance (1979) | 4,460,321 | 689 |
| Sunday Funday: The Ride (1995) | 25,756 | 33 |
| Sunday Gold (2022) | 665,483 | 736 |
| Sunday Lawn (2007) | 224,852 | 18 |
| Sunday Rivals (2022) | 126,314 | 142 |
| Sundered (2017) | 6,203,499 | 5,069 |
| Sundermead (2022) | 120 | 1 |
| Sundog: Frozen Legacy (1984) | 44,606 | 14 |
| Sunflower (2020) | 206,011,982 | 2,760 |
| The Sunken Dragon (2008) | 155,847 | 37 |
| Sunken Realms (2026) | 2,280 | 4 |
| Sunken Stones (2025) | 492 | 6 |
| Sunken Veins (2025) | 1,258 | 6 |
| Sunkenland (2023) | 67,932,646 | 22,993 |
| Sunless Sea (2015) | 12,722,853 | 5,573 |
| Sunless Skies (2019) | 4,589,332 | 2,636 |
| Sunny Beach (2021) | 521,130 | 191 |
| Sunny Blooms Garden Center (2026) | 19 | 1 |
| Sunny Cafe (2021) | 18,318 | 23 |
| Sunny Garcia Surfing (2001) | 29,624 | 10 |
| Sunny Girl (2023) | 32 | 4 |
| The Sunny Life (2022) | 29,726 | 36 |
| Sunny Shine on the Funny Side of Life (1990) | 703 | 2 |
| sunny-place (2021) | 0 | 0 |
| sunny-place-2 (2022) | 38,163 | 13 |
| sunny-place-3: microgods (2023) | 0 | 0 |
| SunnySide (2023) | 3,367,728 | 994 |
| Sunrider 4: The Captain's Return (2023) | 77,125 | 278 |
| Sunrider Academy (2015) | 734,610 | 546 |
| Sunrider: Liberation Day (2016) | 345,742 | 277 |
| Sunrider: Mask of Arcadius (2014) | 286,712 | 687 |
| Sunrise 7 (2020) | 3,323 | 12 |
| Sunrise GP (2024) | 7,200 | 55 |
| Sunrise's Order (2023) | 8,384 | 49 |
| Sunset (2015) | 12,755,007 | 1,229 |
