
Found this on the comment section, chapter translated up to Chap. 19. But some of the translation is a bit.....off. So read at your discretion.
https://zinchanmanga.net/read/the-toy-of-a-grand-duke/chapter-19.1?id_story=284&id_chapter=11627&type=manga

Wait what?????!!!! That's it!
Anyway, I saw this link the comment section for better arrangement, but it still doesn't have the final chapter: https://sites.google.com/view/gdblscans/complete/hana-tokidoki
How many times do I need to reread the manga and novel till we get ch 15? Every time I see update and its not ch 15, I just go and just reread the whole thing….. gimme ch 15 pleaseeeee…..