Just found this new artist, kennoarkkan and thought it seemed like a good fit.
I'll post what I have
I downloaded this a looong time ago and I don't remember what it's called or who the artist is, but here it is.
[Hana Hook] Hahaoya Shikkaku ã»Watashi to Musuko no Mesu Buta ne Tora re Fukushuugeki
Found something really good, /s/.
Includes: Older woman, train molesting, female lead, and crossdressing at the end.
new hana hook work is already comlete