Hmm I did some research, for the record, both Sony and Nintendo has at least one game since the event was initially started back in 2015.
2015:
Sony: 1, Nintendo: 1, and Kojihack lose that year muahahahhahaha
2016:
Sony:1
2017:
Sony:1, Nintendo: 2, Nintendo won that year
2018:
Sony: 2, Movie game won that year.
2019:
Sony:1, Nintendo: 1, Kojihack lose that year muahahahhahaha part 2
2020:
Sony:2, Nintendo:1, Gorilla win that year
2021:
Sony:1, Nintendo:1, Green base "got" one but still a multiplatform after buyout.
2022:
Sony:2, Nintendo:1, good Miyazaki won that year.
2023:
Sony:1, Nintendo:2, Zelda of the year lessgo
Nothing much but I love seeing the green base got left out for 10 years staright