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Artist's commentary
(GUP) I Played Yakyuuken with Erika-san
Her is Erika-san's version of the Yakyuuken series, currently being updated un Twitter.
Source: https://www.pixiv.net/artworks/115464359
2nd round, it's Erika-san's loss again. It was troublesome, so I asked her to take her socks off along with her indoor shoes.
Source: https://twitter.com/s4_black/status/1712673624497545271
Yakyuuken is a Japanese game based on rock–paper–scissors.
Wikipedia: https://en.wikipedia.org/wiki/Yaky%C5%ABken