Sweet... it actually exists and it's awesome: https://www.nippon.com/en/guide-to-japan/gu900099/higashimokoto-shibazakura-park-a-flowery-oasis-in-northeastern-hokkaido.html?cx_recs_click=true
To be honest, it shows that the author knows and loves his homeland a lot. It's like a tourist guide with great drawing and romance.
...that's it, I'm adding hokkaido to my travel list. Hook, line and sinker you mangy author.