函館線でJR東の電気式ディーゼル気動車がベースの車両走るらし https://headlines.yahoo.co.jp/hl?a=20190911-10002158-tetsucom-ind
Cherry blossom - Wikipedia https://en.wikipedia.org/wiki/Cherry_blossom
"Since the leaves contain coumarin, which is toxic in large doses, it is not recommended to eat them in great quantities. Likewise, the seeds should not be eaten."
Hierochloe odorata - Wikipedia https://en.wikipedia.org/wiki/Hierochloe_odorata
"It is used as a smudge, in herbal medicine and in the production of distilled beverages (e.g., "『『『"Żubrówka"』』』", Wisent). It owes its distinctive sweet scent to the presence of "『『『"coumarin."』』』