FANZA: https://www.dmm.co.jp/dc/doujin/-/detail/=/cid=d_737550/
Please support the artist if possible.

1: https://e-hentai.org/g/2858947/9b6e443ca8/
2: https://e-hentai.org/g/3823768/998039f21c/
3: https://e-hentai.org/g/3823770/a8667e0cbc/
3.5: https://e-hentai.org/g/3823771/f96c761bac/
4: https://e-hentai.org/g/3823773/8b6b20b376/ <-- you are here

Base +23

one would thought something like this would be more common. I guess koneko-chan the only other one like this.. Interesting concept, but a bit too vanilla for me.

Base +7