From Shiwasa no Okina's Please series:

https://e-hentai.org/g/2057161/3ac6b865c1/

Pic came from part 3 of the series, Watashi o Ecchi no Nakama ni Irete Kudasai (Please Let Me Be a Part of your Sex Group):

https://e-hentai.org/g/2361445/ada9629064/